Source/WebCore/rendering/RenderThemeMac.mm

   1 /*
   2  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public License
  15  * along with this library; see the file COPYING.LIB.  If not, write to
  16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  */
  19 #if !PLATFORM(IOS)
  20
  21 #import "config.h"
  22 #import "RenderThemeMac.h"
  23
  24 #import "BitmapImage.h"
  25 #import "CSSValueKeywords.h"
  26 #import "CSSValueList.h"
  27 #import "ColorMac.h"
  28 #import "CoreGraphicsSPI.h"
  29 #import "Document.h"
  30 #import "Element.h"
  31 #import "ExceptionCodePlaceholder.h"
  32 #import "FileList.h"
  33 #import "FloatRoundedRect.h"
  34 #import "FocusController.h"
  35 #import "Frame.h"
  36 #import "FrameView.h"
  37 #import "GraphicsContextCG.h"
  38 #import "HTMLAttachmentElement.h"
  39 #import "HTMLAudioElement.h"
  40 #import "HTMLInputElement.h"
  41 #import "HTMLMediaElement.h"
  42 #import "HTMLNames.h"
  43 #import "HTMLPlugInImageElement.h"
  44 #import "IconServicesSPI.h"
  45 #import "Image.h"
  46 #import "ImageBuffer.h"
  47 #import "LaunchServicesSPI.h"
  48 #import "LocalCurrentGraphicsContext.h"
  49 #import "LocalizedStrings.h"
  50 #import "MediaControlElements.h"
  51 #import "NSSharingServicePickerSPI.h"
  52 #import "Page.h"
  53 #import "PaintInfo.h"
  54 #import "RenderAttachment.h"
  55 #import "RenderLayer.h"
  56 #import "RenderMedia.h"
  57 #import "RenderMediaControlElements.h"
  58 #import "RenderMediaControls.h"
  59 #import "RenderProgress.h"
  60 #import "RenderSlider.h"
  61 #import "RenderSnapshottedPlugIn.h"
  62 #import "RenderView.h"
  63 #import "SharedBuffer.h"
  64 #import "StringTruncator.h"
  65 #import "StyleResolver.h"
  66 #import "ThemeMac.h"
  67 #import "TimeRanges.h"
  68 #import "UserAgentScripts.h"
  69 #import "UserAgentStyleSheets.h"
  70 #import "WebCoreSystemInterface.h"
  71 #import <wtf/RetainPtr.h>
  72 #import <wtf/RetainPtr.h>
  73 #import <wtf/StdLibExtras.h>
  74 #import <wtf/text/StringBuilder.h>
  75 #import <Carbon/Carbon.h>
  76 #import <Cocoa/Cocoa.h>
  77 #import <math.h>
  78
  79 #if ENABLE(METER_ELEMENT)
  80 #import "RenderMeter.h"
  81 #import "HTMLMeterElement.h"
  82 #endif
  83
  84 #if defined(__LP64__) && __LP64__
  85 #define HAVE_APPKIT_SERVICE_CONTROLS_SUPPORT 1
  86 #else
  87 #define HAVE_APPKIT_SERVICE_CONTROLS_SUPPORT 0
  88 #endif
  89
  90 #if ENABLE(SERVICE_CONTROLS) && HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
  91
  92 #if __has_include(<AppKit/AppKitDefines_Private.h>)
  93 #import <AppKit/AppKitDefines_Private.h>
  94 #else
  95 #define APPKIT_PRIVATE_CLASS
  96 #endif
  97
  98 #if __has_include(<AppKit/NSServicesRolloverButtonCell.h>)
  99 #import <AppKit/NSServicesRolloverButtonCell.h>
 100 #else
 101 @interface NSServicesRolloverButtonCell : NSButtonCell
 102 @end
 103 #endif
 104
 105 @interface NSServicesRolloverButtonCell (Details)
 106 + (NSServicesRolloverButtonCell *)serviceRolloverButtonCellForStyle:(NSSharingServicePickerStyle)style;
 107 - (NSRect)rectForBounds:(NSRect)bounds preferredEdge:(NSRectEdge)preferredEdge;
 108 @end
 109
 110 #endif // ENABLE(SERVICE_CONTROLS)
 111
 112 // The methods in this file are specific to the Mac OS X platform.
 113
 114 // FIXME: The platform-independent code in this class should be factored out and merged with RenderThemeSafari.
 115
 116 // We estimate the animation rate of a Mac OS X progress bar is 33 fps.
 117 // Hard code the value here because we haven't found API for it.
 118 const double progressAnimationFrameRate = 0.033;
 119
 120 // Mac OS X progress bar animation seems to have 256 frames.
 121 const double progressAnimationNumFrames = 256;
 122
 123 @interface WebCoreRenderThemeNotificationObserver : NSObject
 124 {
 125     WebCore::RenderTheme *_theme;
 126 }
 127
 128 - (id)initWithTheme:(WebCore::RenderTheme *)theme;
 129 - (void)systemColorsDidChange:(NSNotification *)notification;
 130
 131 @end
 132
 133 @implementation WebCoreRenderThemeNotificationObserver
 134
 135 - (id)initWithTheme:(WebCore::RenderTheme *)theme
 136 {
 137     if (!(self = [super init]))
 138         return nil;
 139
 140     _theme = theme;
 141     return self;
 142 }
 143
 144 - (void)systemColorsDidChange:(NSNotification *)unusedNotification
 145 {
 146     ASSERT_UNUSED(unusedNotification, [[unusedNotification name] isEqualToString:NSSystemColorsDidChangeNotification]);
 147     _theme->platformColorsDidChange();
 148 }
 149
 150 @end
 151
 152 @interface NSTextFieldCell (WKDetails)
 153 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus;
 154 @end
 155
 156
 157 @interface WebCoreTextFieldCell : NSTextFieldCell
 158 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus;
 159 @end
 160
 161 @implementation WebCoreTextFieldCell
 162 - (CFDictionaryRef)_coreUIDrawOptionsWithFrame:(NSRect)cellFrame inView:(NSView *)controlView includeFocus:(BOOL)includeFocus
 163 {
 164     // FIXME: This is a post-Lion-only workaround for <rdar://problem/11385461>. When that bug is resolved, we should remove this code.
 165     CFMutableDictionaryRef coreUIDrawOptions = CFDictionaryCreateMutableCopy(NULL, 0, [super _coreUIDrawOptionsWithFrame:cellFrame inView:controlView includeFocus:includeFocus]);
 166     CFDictionarySetValue(coreUIDrawOptions, @"borders only", kCFBooleanTrue);
 167     return (CFDictionaryRef)[NSMakeCollectable(coreUIDrawOptions) autorelease];
 168 }
 169 @end
 170
 171 @interface WebCoreRenderThemeBundle : NSObject
 172 @end
 173
 174 @implementation WebCoreRenderThemeBundle
 175 @end
 176
 177 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 101000
 178 @interface NSSearchFieldCell(Details)
 179 @property (getter=isCenteredLook) BOOL centeredLook;
 180 @end
 181 #endif
 182
 183 namespace WebCore {
 184
 185 using namespace HTMLNames;
 186
 187 enum {
 188     topMargin,
 189     rightMargin,
 190     bottomMargin,
 191     leftMargin
 192 };
 193
 194 enum {
 195     topPadding,
 196     rightPadding,
 197     bottomPadding,
 198     leftPadding
 199 };
 200
 201 PassRefPtr<RenderTheme> RenderTheme::themeForPage(Page*)
 202 {
 203     static RenderTheme* rt = RenderThemeMac::create().leakRef();
 204     return rt;
 205 }
 206
 207 PassRefPtr<RenderTheme> RenderThemeMac::create()
 208 {
 209     return adoptRef(new RenderThemeMac);
 210 }
 211
 212 RenderThemeMac::RenderThemeMac()
 213     : m_isSliderThumbHorizontalPressed(false)
 214     , m_isSliderThumbVerticalPressed(false)
 215     , m_notificationObserver(adoptNS([[WebCoreRenderThemeNotificationObserver alloc] initWithTheme:this]))
 216 {
 217     [[NSNotificationCenter defaultCenter] addObserver:m_notificationObserver.get()
 218                                                         selector:@selector(systemColorsDidChange:)
 219                                                             name:NSSystemColorsDidChangeNotification
 220                                                           object:nil];
 221 }
 222
 223 RenderThemeMac::~RenderThemeMac()
 224 {
 225     [[NSNotificationCenter defaultCenter] removeObserver:m_notificationObserver.get()];
 226 }
 227
 228 NSView* RenderThemeMac::documentViewFor(const RenderObject& o) const
 229 {
 230     ControlStates states(extractControlStatesForRenderer(o));
 231     return ThemeMac::ensuredView(&o.view().frameView(), &states);
 232 }
 233
 234 #if ENABLE(VIDEO)
 235 String RenderThemeMac::mediaControlsStyleSheet()
 236 {
 237 #if ENABLE(MEDIA_CONTROLS_SCRIPT)
 238     if (m_mediaControlsStyleSheet.isEmpty())
 239         m_mediaControlsStyleSheet = [NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsApple" ofType:@"css"] encoding:NSUTF8StringEncoding error:nil];
 240     return m_mediaControlsStyleSheet;
 241 #else
 242     return emptyString();
 243 #endif
 244 }
 245
 246 String RenderThemeMac::mediaControlsScript()
 247 {
 248 #if ENABLE(MEDIA_CONTROLS_SCRIPT)
 249     if (m_mediaControlsScript.isEmpty()) {
 250         StringBuilder scriptBuilder;
 251         scriptBuilder.append([NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsLocalizedStrings" ofType:@"js"] encoding:NSUTF8StringEncoding error:nil]);
 252         scriptBuilder.append([NSString stringWithContentsOfFile:[[NSBundle bundleForClass:[WebCoreRenderThemeBundle class]] pathForResource:@"mediaControlsApple" ofType:@"js"] encoding:NSUTF8StringEncoding error:nil]);
 253         m_mediaControlsScript = scriptBuilder.toString();
 254     }
 255     return m_mediaControlsScript;
 256 #else
 257     return emptyString();
 258 #endif
 259 }
 260
 261 #endif // ENABLE(VIDEO)
 262
 263
 264 #if ENABLE(SERVICE_CONTROLS)
 265 String RenderThemeMac::imageControlsStyleSheet() const
 266 {
 267     return String(imageControlsMacUserAgentStyleSheet, sizeof(imageControlsMacUserAgentStyleSheet));
 268 }
 269 #endif
 270
 271 Color RenderThemeMac::platformActiveSelectionBackgroundColor() const
 272 {
 273     NSColor* color = [[NSColor selectedTextBackgroundColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 274     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 275 }
 276
 277 Color RenderThemeMac::platformInactiveSelectionBackgroundColor() const
 278 {
 279     NSColor* color = [[NSColor secondarySelectedControlColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 280     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 281 }
 282
 283 Color RenderThemeMac::platformActiveListBoxSelectionBackgroundColor() const
 284 {
 285     NSColor* color = [[NSColor alternateSelectedControlColor] colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 286     return Color(static_cast<int>(255.0 * [color redComponent]), static_cast<int>(255.0 * [color greenComponent]), static_cast<int>(255.0 * [color blueComponent]));
 287 }
 288
 289 Color RenderThemeMac::platformActiveListBoxSelectionForegroundColor() const
 290 {
 291     return Color::white;
 292 }
 293
 294 Color RenderThemeMac::platformInactiveListBoxSelectionForegroundColor() const
 295 {
 296     return Color::black;
 297 }
 298
 299 Color RenderThemeMac::platformFocusRingColor() const
 300 {
 301     if (usesTestModeFocusRingColor())
 302         return oldAquaFocusRingColor();
 303
 304     return systemColor(CSSValueWebkitFocusRingColor);
 305 }
 306
 307 int RenderThemeMac::platformFocusRingMaxWidth() const
 308 {
 309     // FIXME: Shouldn't this function be named platformFocusRingMinWidth? But also, I'm not sure if this function is needed - looks like
 310     // all platforms just used 0 for this before <http://trac.webkit.org/changeset/168397>.
 311     return 0;
 312 }
 313
 314 Color RenderThemeMac::platformInactiveListBoxSelectionBackgroundColor() const
 315 {
 316     return platformInactiveSelectionBackgroundColor();
 317 }
 318
 319 static FontWeight toFontWeight(NSInteger appKitFontWeight)
 320 {
 321     ASSERT(appKitFontWeight > 0 && appKitFontWeight < 15);
 322     if (appKitFontWeight > 14)
 323         appKitFontWeight = 14;
 324     else if (appKitFontWeight < 1)
 325         appKitFontWeight = 1;
 326
 327     static FontWeight fontWeights[] = {
 328         FontWeight100,
 329         FontWeight100,
 330         FontWeight200,
 331         FontWeight300,
 332         FontWeight400,
 333         FontWeight500,
 334         FontWeight600,
 335         FontWeight600,
 336         FontWeight700,
 337         FontWeight800,
 338         FontWeight800,
 339         FontWeight900,
 340         FontWeight900,
 341         FontWeight900
 342     };
 343     return fontWeights[appKitFontWeight - 1];
 344 }
 345
 346 void RenderThemeMac::updateCachedSystemFontDescription(CSSValueID cssValueId, FontDescription& fontDescription) const
 347 {
 348     NSFont* font;
 349     switch (cssValueId) {
 350         case CSSValueSmallCaption:
 351             font = [NSFont systemFontOfSize:[NSFont smallSystemFontSize]];
 352             break;
 353         case CSSValueMenu:
 354             font = [NSFont menuFontOfSize:[NSFont systemFontSize]];
 355             break;
 356         case CSSValueStatusBar:
 357             font = [NSFont labelFontOfSize:[NSFont labelFontSize]];
 358             break;
 359         case CSSValueWebkitMiniControl:
 360             font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSMiniControlSize]];
 361             break;
 362         case CSSValueWebkitSmallControl:
 363             font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSSmallControlSize]];
 364             break;
 365         case CSSValueWebkitControl:
 366             font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:NSRegularControlSize]];
 367             break;
 368         default:
 369             font = [NSFont systemFontOfSize:[NSFont systemFontSize]];
 370     }
 371
 372     if (!font)
 373         return;
 374
 375     NSFontManager *fontManager = [NSFontManager sharedFontManager];
 376     fontDescription.setIsAbsoluteSize(true);
 377     fontDescription.setOneFamily([font webCoreFamilyName]);
 378     fontDescription.setSpecifiedSize([font pointSize]);
 379     fontDescription.setWeight(toFontWeight([fontManager weightOfFont:font]));
 380     fontDescription.setIsItalic([fontManager traitsOfFont:font] & NSItalicFontMask);
 381 }
 382
 383 static RGBA32 convertNSColorToColor(NSColor *color)
 384 {
 385     NSColor *colorInColorSpace = [color colorUsingColorSpaceName:NSDeviceRGBColorSpace];
 386     if (colorInColorSpace) {
 387         static const double scaleFactor = nextafter(256.0, 0.0);
 388         return makeRGB(static_cast<int>(scaleFactor * [colorInColorSpace redComponent]),
 389             static_cast<int>(scaleFactor * [colorInColorSpace greenComponent]),
 390             static_cast<int>(scaleFactor * [colorInColorSpace blueComponent]));
 391     }
 392
 393     // This conversion above can fail if the NSColor in question is an NSPatternColor
 394     // (as many system colors are). These colors are actually a repeating pattern
 395     // not just a solid color. To work around this we simply draw a 1x1 image of
 396     // the color and use that pixel's color. It might be better to use an average of
 397     // the colors in the pattern instead.
 398     NSBitmapImageRep *offscreenRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:nil
 399                                                                              pixelsWide:1
 400                                                                              pixelsHigh:1
 401                                                                           bitsPerSample:8
 402                                                                         samplesPerPixel:4
 403                                                                                hasAlpha:YES
 404                                                                                isPlanar:NO
 405                                                                          colorSpaceName:NSDeviceRGBColorSpace
 406                                                                             bytesPerRow:4
 407                                                                            bitsPerPixel:32];
 408
 409     [NSGraphicsContext saveGraphicsState];
 410     [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithBitmapImageRep:offscreenRep]];
 411     NSEraseRect(NSMakeRect(0, 0, 1, 1));
 412     [color drawSwatchInRect:NSMakeRect(0, 0, 1, 1)];
 413     [NSGraphicsContext restoreGraphicsState];
 414
 415     NSUInteger pixel[4];
 416     [offscreenRep getPixel:pixel atX:0 y:0];
 417
 418     [offscreenRep release];
 419
 420     return makeRGB(pixel[0], pixel[1], pixel[2]);
 421 }
 422
 423 static RGBA32 menuBackgroundColor()
 424 {
 425     NSBitmapImageRep *offscreenRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:nil
 426                                                                              pixelsWide:1
 427                                                                              pixelsHigh:1
 428                                                                           bitsPerSample:8
 429                                                                         samplesPerPixel:4
 430                                                                                hasAlpha:YES
 431                                                                                isPlanar:NO
 432                                                                          colorSpaceName:NSDeviceRGBColorSpace
 433                                                                             bytesPerRow:4
 434                                                                            bitsPerPixel:32];
 435
 436     CGContextRef context = static_cast<CGContextRef>([[NSGraphicsContext graphicsContextWithBitmapImageRep:offscreenRep] graphicsPort]);
 437     CGRect rect = CGRectMake(0, 0, 1, 1);
 438     HIThemeMenuDrawInfo drawInfo;
 439     drawInfo.version =  0;
 440     drawInfo.menuType = kThemeMenuTypePopUp;
 441     HIThemeDrawMenuBackground(&rect, &drawInfo, context, kHIThemeOrientationInverted);
 442
 443     NSUInteger pixel[4];
 444     [offscreenRep getPixel:pixel atX:0 y:0];
 445
 446     [offscreenRep release];
 447
 448     return makeRGB(pixel[0], pixel[1], pixel[2]);
 449 }
 450
 451 void RenderThemeMac::platformColorsDidChange()
 452 {
 453     m_systemColorCache.clear();
 454     RenderTheme::platformColorsDidChange();
 455 }
 456
 457 Color RenderThemeMac::systemColor(CSSValueID cssValueId) const
 458 {
 459     {
 460         HashMap<int, RGBA32>::iterator it = m_systemColorCache.find(cssValueId);
 461         if (it != m_systemColorCache.end())
 462             return it->value;
 463     }
 464
 465     Color color;
 466     switch (cssValueId) {
 467     case CSSValueActiveborder:
 468         color = convertNSColorToColor([NSColor keyboardFocusIndicatorColor]);
 469         break;
 470     case CSSValueActivecaption:
 471         color = convertNSColorToColor([NSColor windowFrameTextColor]);
 472         break;
 473     case CSSValueAppworkspace:
 474         color = convertNSColorToColor([NSColor headerColor]);
 475         break;
 476     case CSSValueBackground:
 477         // Use theme independent default
 478         break;
 479     case CSSValueButtonface:
 480         // We use this value instead of NSColor's controlColor to avoid website incompatibilities.
 481         // We may want to change this to use the NSColor in future.
 482         color = 0xFFC0C0C0;
 483         break;
 484     case CSSValueButtonhighlight:
 485         color = convertNSColorToColor([NSColor controlHighlightColor]);
 486         break;
 487     case CSSValueButtonshadow:
 488         color = convertNSColorToColor([NSColor controlShadowColor]);
 489         break;
 490     case CSSValueButtontext:
 491         color = convertNSColorToColor([NSColor controlTextColor]);
 492         break;
 493     case CSSValueActivebuttontext:
 494 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 101000
 495         color = 0xC0FFFFFF;
 496 #endif
 497         break;
 498     case CSSValueCaptiontext:
 499         color = convertNSColorToColor([NSColor textColor]);
 500         break;
 501     case CSSValueGraytext:
 502         color = convertNSColorToColor([NSColor disabledControlTextColor]);
 503         break;
 504     case CSSValueHighlight:
 505         color = convertNSColorToColor([NSColor selectedTextBackgroundColor]);
 506         break;
 507     case CSSValueHighlighttext:
 508         color = convertNSColorToColor([NSColor selectedTextColor]);
 509         break;
 510     case CSSValueInactiveborder:
 511         color = convertNSColorToColor([NSColor controlBackgroundColor]);
 512         break;
 513     case CSSValueInactivecaption:
 514         color = convertNSColorToColor([NSColor controlBackgroundColor]);
 515         break;
 516     case CSSValueInactivecaptiontext:
 517         color = convertNSColorToColor([NSColor textColor]);
 518         break;
 519     case CSSValueInfobackground:
 520         // There is no corresponding NSColor for this so we use a hard coded value.
 521         color = 0xFFFBFCC5;
 522         break;
 523     case CSSValueInfotext:
 524         color = convertNSColorToColor([NSColor textColor]);
 525         break;
 526     case CSSValueMenu:
 527         color = menuBackgroundColor();
 528         break;
 529     case CSSValueMenutext:
 530         color = convertNSColorToColor([NSColor selectedMenuItemTextColor]);
 531         break;
 532     case CSSValueScrollbar:
 533         color = convertNSColorToColor([NSColor scrollBarColor]);
 534         break;
 535     case CSSValueText:
 536         color = convertNSColorToColor([NSColor textColor]);
 537         break;
 538     case CSSValueThreeddarkshadow:
 539         color = convertNSColorToColor([NSColor controlDarkShadowColor]);
 540         break;
 541     case CSSValueThreedshadow:
 542         color = convertNSColorToColor([NSColor shadowColor]);
 543         break;
 544     case CSSValueThreedface:
 545         // We use this value instead of NSColor's controlColor to avoid website incompatibilities.
 546         // We may want to change this to use the NSColor in future.
 547         color = 0xFFC0C0C0;
 548         break;
 549     case CSSValueThreedhighlight:
 550         color = convertNSColorToColor([NSColor highlightColor]);
 551         break;
 552     case CSSValueThreedlightshadow:
 553         color = convertNSColorToColor([NSColor controlLightHighlightColor]);
 554         break;
 555     case CSSValueWebkitFocusRingColor:
 556         color = convertNSColorToColor([NSColor keyboardFocusIndicatorColor]);
 557         break;
 558     case CSSValueWindow:
 559         color = convertNSColorToColor([NSColor windowBackgroundColor]);
 560         break;
 561     case CSSValueWindowframe:
 562         color = convertNSColorToColor([NSColor windowFrameColor]);
 563         break;
 564     case CSSValueWindowtext:
 565         color = convertNSColorToColor([NSColor windowFrameTextColor]);
 566         break;
 567     default:
 568         break;
 569     }
 570
 571     if (!color.isValid())
 572         color = RenderTheme::systemColor(cssValueId);
 573
 574     if (color.isValid())
 575         m_systemColorCache.set(cssValueId, color.rgb());
 576
 577     return color;
 578 }
 579
 580 bool RenderThemeMac::usesTestModeFocusRingColor() const
 581 {
 582     return WebCore::usesTestModeFocusRingColor();
 583 }
 584
 585 bool RenderThemeMac::isControlStyled(const RenderStyle& style, const BorderData& border,
 586                                      const FillLayer& background, const Color& backgroundColor) const
 587 {
 588     if (style.appearance() == TextFieldPart || style.appearance() == TextAreaPart || style.appearance() == ListboxPart)
 589         return style.border() != border;
 590
 591     // FIXME: This is horrible, but there is not much else that can be done.  Menu lists cannot draw properly when
 592     // scaled.  They can't really draw properly when transformed either.  We can't detect the transform case at style
 593     // adjustment time so that will just have to stay broken.  We can however detect that we're zooming.  If zooming
 594     // is in effect we treat it like the control is styled.
 595     if (style.appearance() == MenulistPart && style.effectiveZoom() != 1.0f)
 596         return true;
 597
 598     return RenderTheme::isControlStyled(style, border, background, backgroundColor);
 599 }
 600
 601 static FloatRect inflateRect(const FloatRect& rect, const IntSize& size, const int* margins, float zoomLevel)
 602 {
 603     // Only do the inflation if the available width/height are too small. Otherwise try to
 604     // fit the glow/check space into the available box's width/height.
 605     int widthDelta = rect.width() - (size.width() + margins[leftMargin] * zoomLevel + margins[rightMargin] * zoomLevel);
 606     int heightDelta = rect.height() - (size.height() + margins[topMargin] * zoomLevel + margins[bottomMargin] * zoomLevel);
 607     FloatRect result(rect);
 608     if (widthDelta < 0) {
 609         result.setX(result.x() - margins[leftMargin] * zoomLevel);
 610         result.setWidth(result.width() - widthDelta);
 611     }
 612     if (heightDelta < 0) {
 613         result.setY(result.y() - margins[topMargin] * zoomLevel);
 614         result.setHeight(result.height() - heightDelta);
 615     }
 616     return result;
 617 }
 618
 619 void RenderThemeMac::adjustRepaintRect(const RenderObject& renderer, FloatRect& rect)
 620 {
 621     ControlPart part = renderer.style().appearance();
 622
 623 #if USE(NEW_THEME)
 624     switch (part) {
 625         case CheckboxPart:
 626         case RadioPart:
 627         case PushButtonPart:
 628         case SquareButtonPart:
 629         case DefaultButtonPart:
 630         case ButtonPart:
 631         case InnerSpinButtonPart:
 632             return RenderTheme::adjustRepaintRect(renderer, rect);
 633         default:
 634             break;
 635     }
 636 #endif
 637
 638     float zoomLevel = renderer.style().effectiveZoom();
 639
 640     if (part == MenulistPart) {
 641         setPopupButtonCellState(renderer, IntSize(rect.size()));
 642         IntSize size = popupButtonSizes()[[popupButton() controlSize]];
 643         size.setHeight(size.height() * zoomLevel);
 644         size.setWidth(rect.width());
 645         rect = inflateRect(rect, size, popupButtonMargins(), zoomLevel);
 646     }
 647 }
 648
 649 FloatRect RenderThemeMac::convertToPaintingRect(const RenderObject& inputRenderer, const RenderObject& partRenderer, const FloatRect& inputRect, const IntRect& r) const
 650 {
 651     FloatRect partRect(inputRect);
 652
 653     // Compute an offset between the part renderer and the input renderer
 654     FloatSize offsetFromInputRenderer;
 655     const RenderObject* renderer = &partRenderer;
 656     while (renderer && renderer != &inputRenderer) {
 657         RenderElement* containingRenderer = renderer->container();
 658         ASSERT(containingRenderer);
 659         offsetFromInputRenderer -= roundedIntSize(renderer->offsetFromContainer(*containingRenderer, LayoutPoint()));
 660         renderer = containingRenderer;
 661     }
 662     // If the input renderer was not a container, something went wrong
 663     ASSERT(renderer == &inputRenderer);
 664     // Move the rect into partRenderer's coords
 665     partRect.move(offsetFromInputRenderer);
 666     // Account for the local drawing offset (tx, ty)
 667     partRect.move(r.x(), r.y());
 668
 669     return partRect;
 670 }
 671
 672 void RenderThemeMac::updateCheckedState(NSCell* cell, const RenderObject& o)
 673 {
 674     bool oldIndeterminate = [cell state] == NSMixedState;
 675     bool indeterminate = isIndeterminate(o);
 676     bool checked = isChecked(o);
 677
 678     if (oldIndeterminate != indeterminate) {
 679         [cell setState:indeterminate ? NSMixedState : (checked ? NSOnState : NSOffState)];
 680         return;
 681     }
 682
 683     bool oldChecked = [cell state] == NSOnState;
 684     if (checked != oldChecked)
 685         [cell setState:checked ? NSOnState : NSOffState];
 686 }
 687
 688 void RenderThemeMac::updateEnabledState(NSCell* cell, const RenderObject& o)
 689 {
 690     bool oldEnabled = [cell isEnabled];
 691     bool enabled = isEnabled(o);
 692     if (enabled != oldEnabled)
 693         [cell setEnabled:enabled];
 694 }
 695
 696 void RenderThemeMac::updateFocusedState(NSCell* cell, const RenderObject& o)
 697 {
 698     bool oldFocused = [cell showsFirstResponder];
 699     bool focused = isFocused(o) && o.style().outlineStyleIsAuto();
 700     if (focused != oldFocused)
 701         [cell setShowsFirstResponder:focused];
 702 }
 703
 704 void RenderThemeMac::updatePressedState(NSCell* cell, const RenderObject& o)
 705 {
 706     bool oldPressed = [cell isHighlighted];
 707     bool pressed = is<Element>(o.node()) && downcast<Element>(*o.node()).active();
 708     if (pressed != oldPressed)
 709         [cell setHighlighted:pressed];
 710 }
 711
 712 bool RenderThemeMac::controlSupportsTints(const RenderObject& o) const
 713 {
 714     // An alternate way to implement this would be to get the appropriate cell object
 715     // and call the private _needRedrawOnWindowChangedKeyState method. An advantage of
 716     // that would be that we would match AppKit behavior more closely, but a disadvantage
 717     // would be that we would rely on an AppKit SPI method.
 718
 719     if (!isEnabled(o))
 720         return false;
 721
 722     // Checkboxes only have tint when checked.
 723     if (o.style().appearance() == CheckboxPart)
 724         return isChecked(o);
 725
 726     // For now assume other controls have tint if enabled.
 727     return true;
 728 }
 729
 730 NSControlSize RenderThemeMac::controlSizeForFont(RenderStyle& style) const
 731 {
 732     int fontSize = style.fontSize();
 733     if (fontSize >= 16)
 734         return NSRegularControlSize;
 735     if (fontSize >= 11)
 736         return NSSmallControlSize;
 737     return NSMiniControlSize;
 738 }
 739
 740 NSControlSize RenderThemeMac::controlSizeForCell(NSCell*, const IntSize* sizes, const IntSize& minSize, float zoomLevel) const
 741 {
 742     if (minSize.width() >= static_cast<int>(sizes[NSRegularControlSize].width() * zoomLevel)
 743         && minSize.height() >= static_cast<int>(sizes[NSRegularControlSize].height() * zoomLevel))
 744         return NSRegularControlSize;
 745
 746     if (minSize.width() >= static_cast<int>(sizes[NSSmallControlSize].width() * zoomLevel)
 747         && minSize.height() >= static_cast<int>(sizes[NSSmallControlSize].height() * zoomLevel))
 748         return NSSmallControlSize;
 749
 750     return NSMiniControlSize;
 751 }
 752
 753 void RenderThemeMac::setControlSize(NSCell* cell, const IntSize* sizes, const IntSize& minSize, float zoomLevel)
 754 {
 755     NSControlSize size = controlSizeForCell(cell, sizes, minSize, zoomLevel);
 756     if (size != [cell controlSize]) // Only update if we have to, since AppKit does work even if the size is the same.
 757         [cell setControlSize:size];
 758 }
 759
 760 IntSize RenderThemeMac::sizeForFont(RenderStyle& style, const IntSize* sizes) const
 761 {
 762     if (style.effectiveZoom() != 1.0f) {
 763         IntSize result = sizes[controlSizeForFont(style)];
 764         return IntSize(result.width() * style.effectiveZoom(), result.height() * style.effectiveZoom());
 765     }
 766     return sizes[controlSizeForFont(style)];
 767 }
 768
 769 IntSize RenderThemeMac::sizeForSystemFont(RenderStyle& style, const IntSize* sizes) const
 770 {
 771     if (style.effectiveZoom() != 1.0f) {
 772         IntSize result = sizes[controlSizeForSystemFont(style)];
 773         return IntSize(result.width() * style.effectiveZoom(), result.height() * style.effectiveZoom());
 774     }
 775     return sizes[controlSizeForSystemFont(style)];
 776 }
 777
 778 void RenderThemeMac::setSizeFromFont(RenderStyle& style, const IntSize* sizes) const
 779 {
 780     // FIXME: Check is flawed, since it doesn't take min-width/max-width into account.
 781     IntSize size = sizeForFont(style, sizes);
 782     if (style.width().isIntrinsicOrAuto() && size.width() > 0)
 783         style.setWidth(Length(size.width(), Fixed));
 784     if (style.height().isAuto() && size.height() > 0)
 785         style.setHeight(Length(size.height(), Fixed));
 786 }
 787
 788 void RenderThemeMac::setFontFromControlSize(StyleResolver&, RenderStyle& style, NSControlSize controlSize) const
 789 {
 790     FontDescription fontDescription;
 791     fontDescription.setIsAbsoluteSize(true);
 792
 793     NSFont* font = [NSFont systemFontOfSize:[NSFont systemFontSizeForControlSize:controlSize]];
 794     fontDescription.setOneFamily([font webCoreFamilyName]);
 795     fontDescription.setComputedSize([font pointSize] * style.effectiveZoom());
 796     fontDescription.setSpecifiedSize([font pointSize] * style.effectiveZoom());
 797
 798     // Reset line height
 799     style.setLineHeight(RenderStyle::initialLineHeight());
 800
 801     if (style.setFontDescription(fontDescription))
 802         style.fontCascade().update(0);
 803 }
 804
 805 NSControlSize RenderThemeMac::controlSizeForSystemFont(RenderStyle& style) const
 806 {
 807     int fontSize = style.fontSize();
 808     if (fontSize >= [NSFont systemFontSizeForControlSize:NSRegularControlSize])
 809         return NSRegularControlSize;
 810     if (fontSize >= [NSFont systemFontSizeForControlSize:NSSmallControlSize])
 811         return NSSmallControlSize;
 812     return NSMiniControlSize;
 813 }
 814
 815 bool RenderThemeMac::paintTextField(const RenderObject& o, const PaintInfo& paintInfo, const FloatRect& r)
 816 {
 817     LocalCurrentGraphicsContext localContext(paintInfo.context);
 818
 819     NSTextFieldCell *textField = this->textField();
 820
 821     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 822
 823     [textField setEnabled:(isEnabled(o) && !isReadOnlyControl(o))];
 824     [textField drawWithFrame:NSRect(r) inView:documentViewFor(o)];
 825
 826     [textField setControlView:nil];
 827
 828     return false;
 829 }
 830
 831 void RenderThemeMac::adjustTextFieldStyle(StyleResolver&, RenderStyle&, Element*) const
 832 {
 833 }
 834
 835 bool RenderThemeMac::paintTextArea(const RenderObject& o, const PaintInfo& paintInfo, const FloatRect& r)
 836 {
 837     LocalCurrentGraphicsContext localContext(paintInfo.context);
 838     wkDrawBezeledTextArea(r, isEnabled(o) && !isReadOnlyControl(o));
 839     return false;
 840 }
 841
 842 void RenderThemeMac::adjustTextAreaStyle(StyleResolver&, RenderStyle&, Element*) const
 843 {
 844 }
 845
 846 const int* RenderThemeMac::popupButtonMargins() const
 847 {
 848     static const int margins[3][4] =
 849     {
 850         { 0, 3, 1, 3 },
 851         { 0, 3, 2, 3 },
 852         { 0, 1, 0, 1 }
 853     };
 854     return margins[[popupButton() controlSize]];
 855 }
 856
 857 const IntSize* RenderThemeMac::popupButtonSizes() const
 858 {
 859     static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
 860     return sizes;
 861 }
 862
 863 const int* RenderThemeMac::popupButtonPadding(NSControlSize size) const
 864 {
 865     static const int padding[3][4] =
 866     {
 867         { 2, 26, 3, 8 },
 868         { 2, 23, 3, 8 },
 869         { 2, 22, 3, 10 }
 870     };
 871     return padding[size];
 872 }
 873
 874 bool RenderThemeMac::paintMenuList(const RenderObject& renderer, const PaintInfo& paintInfo, const FloatRect& rect)
 875 {
 876     LocalCurrentGraphicsContext localContext(paintInfo.context);
 877     setPopupButtonCellState(renderer, IntSize(rect.size()));
 878
 879     NSPopUpButtonCell* popupButton = this->popupButton();
 880
 881     float zoomLevel = renderer.style().effectiveZoom();
 882     IntSize size = popupButtonSizes()[[popupButton controlSize]];
 883     size.setHeight(size.height() * zoomLevel);
 884     size.setWidth(rect.width());
 885
 886     // Now inflate it to account for the shadow.
 887     FloatRect inflatedRect = rect;
 888     if (rect.width() >= minimumMenuListSize(renderer.style()))
 889         inflatedRect = inflateRect(rect, size, popupButtonMargins(), zoomLevel);
 890
 891     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 892
 893     // On Leopard, the cell will draw outside of the given rect, so we have to clip to the rect
 894     paintInfo.context->clip(inflatedRect);
 895
 896     if (zoomLevel != 1.0f) {
 897         inflatedRect.setWidth(inflatedRect.width() / zoomLevel);
 898         inflatedRect.setHeight(inflatedRect.height() / zoomLevel);
 899         paintInfo.context->translate(inflatedRect.x(), inflatedRect.y());
 900         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
 901         paintInfo.context->translate(-inflatedRect.x(), -inflatedRect.y());
 902     }
 903
 904     NSView *view = documentViewFor(renderer);
 905     [popupButton drawWithFrame:inflatedRect inView:view];
 906     if (isFocused(renderer) && renderer.style().outlineStyleIsAuto()) {
 907         if (wkDrawCellFocusRingWithFrameAtTime(popupButton, inflatedRect, view, std::numeric_limits<double>::max()))
 908             renderer.document().page()->focusController().setFocusedElementNeedsRepaint();
 909     }
 910
 911     [popupButton setControlView:nil];
 912
 913     return false;
 914 }
 915
 916 #if ENABLE(METER_ELEMENT)
 917
 918 IntSize RenderThemeMac::meterSizeForBounds(const RenderMeter& renderMeter, const IntRect& bounds) const
 919 {
 920     if (NoControlPart == renderMeter.style().appearance())
 921         return bounds.size();
 922
 923     NSLevelIndicatorCell* cell = levelIndicatorFor(renderMeter);
 924     // Makes enough room for cell's intrinsic size.
 925     NSSize cellSize = [cell cellSizeForBounds:IntRect(IntPoint(), bounds.size())];
 926     return IntSize(bounds.width() < cellSize.width ? cellSize.width : bounds.width(),
 927                    bounds.height() < cellSize.height ? cellSize.height : bounds.height());
 928 }
 929
 930 bool RenderThemeMac::paintMeter(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
 931 {
 932     if (!is<RenderMeter>(renderObject))
 933         return true;
 934
 935     LocalCurrentGraphicsContext localContext(paintInfo.context);
 936
 937     NSLevelIndicatorCell* cell = levelIndicatorFor(downcast<RenderMeter>(renderObject));
 938     GraphicsContextStateSaver stateSaver(*paintInfo.context);
 939
 940     [cell drawWithFrame:rect inView:documentViewFor(renderObject)];
 941     [cell setControlView:nil];
 942     return false;
 943 }
 944
 945 bool RenderThemeMac::supportsMeter(ControlPart part) const
 946 {
 947     switch (part) {
 948     case RelevancyLevelIndicatorPart:
 949     case DiscreteCapacityLevelIndicatorPart:
 950     case RatingLevelIndicatorPart:
 951     case MeterPart:
 952     case ContinuousCapacityLevelIndicatorPart:
 953         return true;
 954     default:
 955         return false;
 956     }
 957 }
 958
 959 NSLevelIndicatorStyle RenderThemeMac::levelIndicatorStyleFor(ControlPart part) const
 960 {
 961     switch (part) {
 962     case RelevancyLevelIndicatorPart:
 963         return NSRelevancyLevelIndicatorStyle;
 964     case DiscreteCapacityLevelIndicatorPart:
 965         return NSDiscreteCapacityLevelIndicatorStyle;
 966     case RatingLevelIndicatorPart:
 967         return NSRatingLevelIndicatorStyle;
 968     case MeterPart:
 969     case ContinuousCapacityLevelIndicatorPart:
 970     default:
 971         return NSContinuousCapacityLevelIndicatorStyle;
 972     }
 973
 974 }
 975
 976 NSLevelIndicatorCell* RenderThemeMac::levelIndicatorFor(const RenderMeter& renderMeter) const
 977 {
 978     const RenderStyle& style = renderMeter.style();
 979     ASSERT(style.appearance() != NoControlPart);
 980
 981     if (!m_levelIndicator)
 982         m_levelIndicator = adoptNS([[NSLevelIndicatorCell alloc] initWithLevelIndicatorStyle:NSContinuousCapacityLevelIndicatorStyle]);
 983     NSLevelIndicatorCell* cell = m_levelIndicator.get();
 984
 985     HTMLMeterElement* element = renderMeter.meterElement();
 986     double value = element->value();
 987
 988     // Because NSLevelIndicatorCell does not support optimum-in-the-middle type coloring,
 989     // we explicitly control the color instead giving low and high value to NSLevelIndicatorCell as is.
 990     switch (element->gaugeRegion()) {
 991     case HTMLMeterElement::GaugeRegionOptimum:
 992         // Make meter the green
 993         [cell setWarningValue:value + 1];
 994         [cell setCriticalValue:value + 2];
 995         break;
 996     case HTMLMeterElement::GaugeRegionSuboptimal:
 997         // Make the meter yellow
 998         [cell setWarningValue:value - 1];
 999         [cell setCriticalValue:value + 1];
1000         break;
1001     case HTMLMeterElement::GaugeRegionEvenLessGood:
1002         // Make the meter red
1003         [cell setWarningValue:value - 2];
1004         [cell setCriticalValue:value - 1];
1005         break;
1006     }
1007
1008     [cell setLevelIndicatorStyle:levelIndicatorStyleFor(style.appearance())];
1009     [cell setBaseWritingDirection:style.isLeftToRightDirection() ? NSWritingDirectionLeftToRight : NSWritingDirectionRightToLeft];
1010     [cell setMinValue:element->min()];
1011     [cell setMaxValue:element->max()];
1012     RetainPtr<NSNumber> valueObject = [NSNumber numberWithDouble:value];
1013     [cell setObjectValue:valueObject.get()];
1014
1015     return cell;
1016 }
1017
1018 #endif
1019
1020 const IntSize* RenderThemeMac::progressBarSizes() const
1021 {
1022     static const IntSize sizes[3] = { IntSize(0, 20), IntSize(0, 12), IntSize(0, 12) };
1023     return sizes;
1024 }
1025
1026 const int* RenderThemeMac::progressBarMargins(NSControlSize controlSize) const
1027 {
1028     static const int margins[3][4] =
1029     {
1030         { 0, 0, 1, 0 },
1031         { 0, 0, 1, 0 },
1032         { 0, 0, 1, 0 },
1033     };
1034     return margins[controlSize];
1035 }
1036
1037 IntRect RenderThemeMac::progressBarRectForBounds(const RenderObject& renderObject, const IntRect& bounds) const
1038 {
1039     // Workaround until <rdar://problem/15855086> is fixed.
1040     int maxDimension = static_cast<int>(std::numeric_limits<ushort>::max());
1041     IntRect progressBarBounds(bounds.x(), bounds.y(), std::min(bounds.width(), maxDimension), std::min(bounds.height(), maxDimension));
1042     if (NoControlPart == renderObject.style().appearance())
1043         return progressBarBounds;
1044
1045     float zoomLevel = renderObject.style().effectiveZoom();
1046     NSControlSize controlSize = controlSizeForFont(renderObject.style());
1047     IntSize size = progressBarSizes()[controlSize];
1048     size.setHeight(size.height() * zoomLevel);
1049     size.setWidth(progressBarBounds.width());
1050
1051     // Now inflate it to account for the shadow.
1052     IntRect inflatedRect = progressBarBounds;
1053     if (progressBarBounds.height() <= minimumProgressBarHeight(renderObject.style()))
1054         inflatedRect = IntRect(inflateRect(inflatedRect, size, progressBarMargins(controlSize), zoomLevel));
1055
1056     return inflatedRect;
1057 }
1058
1059 int RenderThemeMac::minimumProgressBarHeight(RenderStyle& style) const
1060 {
1061     return sizeForSystemFont(style, progressBarSizes()).height();
1062 }
1063
1064 double RenderThemeMac::animationRepeatIntervalForProgressBar(RenderProgress&) const
1065 {
1066     return progressAnimationFrameRate;
1067 }
1068
1069 double RenderThemeMac::animationDurationForProgressBar(RenderProgress&) const
1070 {
1071     return progressAnimationNumFrames * progressAnimationFrameRate;
1072 }
1073
1074 void RenderThemeMac::adjustProgressBarStyle(StyleResolver&, RenderStyle&, Element*) const
1075 {
1076 }
1077
1078 bool RenderThemeMac::paintProgressBar(const RenderObject& renderObject, const PaintInfo& paintInfo, const IntRect& rect)
1079 {
1080     if (!is<RenderProgress>(renderObject))
1081         return true;
1082
1083     IntRect inflatedRect = progressBarRectForBounds(renderObject, rect);
1084     NSControlSize controlSize = controlSizeForFont(renderObject.style());
1085
1086     const auto& renderProgress = downcast<RenderProgress>(renderObject);
1087     HIThemeTrackDrawInfo trackInfo;
1088     trackInfo.version = 0;
1089     if (controlSize == NSRegularControlSize)
1090         trackInfo.kind = renderProgress.position() < 0 ? kThemeLargeIndeterminateBar : kThemeLargeProgressBar;
1091     else
1092         trackInfo.kind = renderProgress.position() < 0 ? kThemeMediumIndeterminateBar : kThemeMediumProgressBar;
1093
1094     float deviceScaleFactor = renderObject.document().deviceScaleFactor();
1095     trackInfo.bounds = IntRect(IntPoint(), inflatedRect.size());
1096     trackInfo.min = 0;
1097     trackInfo.max = std::numeric_limits<SInt32>::max();
1098     trackInfo.value = lround(renderProgress.position() * nextafter(trackInfo.max, 0));
1099     trackInfo.trackInfo.progress.phase = lround(renderProgress.animationProgress() * nextafter(progressAnimationNumFrames, 0) * deviceScaleFactor);
1100     trackInfo.attributes = kThemeTrackHorizontal;
1101     trackInfo.enableState = isActive(renderObject) ? kThemeTrackActive : kThemeTrackInactive;
1102     trackInfo.reserved = 0;
1103     trackInfo.filler1 = 0;
1104
1105     std::unique_ptr<ImageBuffer> imageBuffer = ImageBuffer::createCompatibleBuffer(inflatedRect.size(), deviceScaleFactor, ColorSpaceDeviceRGB, paintInfo.context, true);
1106     if (!imageBuffer)
1107         return true;
1108
1109     ContextContainer cgContextContainer(imageBuffer->context());
1110     CGContextRef cgContext = cgContextContainer.context();
1111     HIThemeDrawTrack(&trackInfo, 0, cgContext, kHIThemeOrientationNormal);
1112
1113     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1114
1115     if (!renderProgress.style().isLeftToRightDirection()) {
1116         paintInfo.context->translate(2 * inflatedRect.x() + inflatedRect.width(), 0);
1117         paintInfo.context->scale(FloatSize(-1, 1));
1118     }
1119
1120     paintInfo.context->drawImageBuffer(imageBuffer.get(), ColorSpaceDeviceRGB, inflatedRect.location());
1121     return false;
1122 }
1123
1124 const float baseFontSize = 11.0f;
1125 const float baseArrowHeight = 4.0f;
1126 const float baseArrowWidth = 5.0f;
1127 const float baseSpaceBetweenArrows = 2.0f;
1128 const int arrowPaddingLeft = 6;
1129 const int arrowPaddingRight = 6;
1130 const int paddingBeforeSeparator = 4;
1131 const int baseBorderRadius = 5;
1132 const int styledPopupPaddingLeft = 8;
1133 const int styledPopupPaddingTop = 1;
1134 const int styledPopupPaddingBottom = 2;
1135
1136 static void TopGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1137 {
1138     static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.4f };
1139     static float light[4] = { 1.0f, 1.0f, 1.0f, 0.15f };
1140     float a = inData[0];
1141     int i = 0;
1142     for (i = 0; i < 4; i++)
1143         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1144 }
1145
1146 static void BottomGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1147 {
1148     static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.0f };
1149     static float light[4] = { 1.0f, 1.0f, 1.0f, 0.3f };
1150     float a = inData[0];
1151     int i = 0;
1152     for (i = 0; i < 4; i++)
1153         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1154 }
1155
1156 static void MainGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1157 {
1158     static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.15f };
1159     static float light[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
1160     float a = inData[0];
1161     int i = 0;
1162     for (i = 0; i < 4; i++)
1163         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1164 }
1165
1166 static void TrackGradientInterpolate(void*, const CGFloat* inData, CGFloat* outData)
1167 {
1168     static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.678f };
1169     static float light[4] = { 0.0f, 0.0f, 0.0f, 0.13f };
1170     float a = inData[0];
1171     int i = 0;
1172     for (i = 0; i < 4; i++)
1173         outData[i] = (1.0f - a) * dark[i] + a * light[i];
1174 }
1175
1176 void RenderThemeMac::paintMenuListButtonGradients(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1177 {
1178     if (r.isEmpty())
1179         return;
1180
1181     ContextContainer cgContextContainer(paintInfo.context);
1182     CGContextRef context = cgContextContainer.context();
1183
1184     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1185
1186     FloatRoundedRect border = FloatRoundedRect(o.style().getRoundedBorderFor(r));
1187     int radius = border.radii().topLeft().width();
1188
1189     CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
1190
1191     FloatRect topGradient(r.x(), r.y(), r.width(), r.height() / 2.0f);
1192     struct CGFunctionCallbacks topCallbacks = { 0, TopGradientInterpolate, NULL };
1193     RetainPtr<CGFunctionRef> topFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &topCallbacks));
1194     RetainPtr<CGShadingRef> topShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(topGradient.x(), topGradient.y()), CGPointMake(topGradient.x(), topGradient.maxY()), topFunction.get(), false, false));
1195
1196     FloatRect bottomGradient(r.x() + radius, r.y() + r.height() / 2.0f, r.width() - 2.0f * radius, r.height() / 2.0f);
1197     struct CGFunctionCallbacks bottomCallbacks = { 0, BottomGradientInterpolate, NULL };
1198     RetainPtr<CGFunctionRef> bottomFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &bottomCallbacks));
1199     RetainPtr<CGShadingRef> bottomShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bottomGradient.x(),  bottomGradient.y()), CGPointMake(bottomGradient.x(), bottomGradient.maxY()), bottomFunction.get(), false, false));
1200
1201     struct CGFunctionCallbacks mainCallbacks = { 0, MainGradientInterpolate, NULL };
1202     RetainPtr<CGFunctionRef> mainFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
1203     RetainPtr<CGShadingRef> mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.x(),  r.y()), CGPointMake(r.x(), r.maxY()), mainFunction.get(), false, false));
1204
1205     RetainPtr<CGShadingRef> leftShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.x(),  r.y()), CGPointMake(r.x() + radius, r.y()), mainFunction.get(), false, false));
1206
1207     RetainPtr<CGShadingRef> rightShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(r.maxX(),  r.y()), CGPointMake(r.maxX() - radius, r.y()), mainFunction.get(), false, false));
1208
1209     {
1210         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1211         CGContextClipToRect(context, r);
1212         paintInfo.context->clipRoundedRect(border);
1213         context = cgContextContainer.context();
1214         CGContextDrawShading(context, mainShading.get());
1215     }
1216
1217     {
1218         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1219         CGContextClipToRect(context, topGradient);
1220         paintInfo.context->clipRoundedRect(FloatRoundedRect(enclosingIntRect(topGradient), border.radii().topLeft(), border.radii().topRight(), IntSize(), IntSize()));
1221         context = cgContextContainer.context();
1222         CGContextDrawShading(context, topShading.get());
1223     }
1224
1225     if (!bottomGradient.isEmpty()) {
1226         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1227         CGContextClipToRect(context, bottomGradient);
1228         paintInfo.context->clipRoundedRect(FloatRoundedRect(enclosingIntRect(bottomGradient), IntSize(), IntSize(), border.radii().bottomLeft(), border.radii().bottomRight()));
1229         context = cgContextContainer.context();
1230         CGContextDrawShading(context, bottomShading.get());
1231     }
1232
1233     {
1234         GraphicsContextStateSaver stateSaver(*paintInfo.context);
1235         CGContextClipToRect(context, r);
1236         paintInfo.context->clipRoundedRect(border);
1237         context = cgContextContainer.context();
1238         CGContextDrawShading(context, leftShading.get());
1239         CGContextDrawShading(context, rightShading.get());
1240     }
1241 }
1242
1243 bool RenderThemeMac::paintMenuListButtonDecorations(const RenderObject& renderer, const PaintInfo& paintInfo, const FloatRect& rect)
1244 {
1245     IntRect bounds = IntRect(rect.x() + renderer.style().borderLeftWidth(),
1246         rect.y() + renderer.style().borderTopWidth(),
1247         rect.width() - renderer.style().borderLeftWidth() - renderer.style().borderRightWidth(),
1248         rect.height() - renderer.style().borderTopWidth() - renderer.style().borderBottomWidth());
1249     // Draw the gradients to give the styled popup menu a button appearance
1250     paintMenuListButtonGradients(renderer, paintInfo, bounds);
1251
1252     // Since we actually know the size of the control here, we restrict the font scale to make sure the arrows will fit vertically in the bounds
1253     float fontScale = std::min(renderer.style().fontSize() / baseFontSize, bounds.height() / (baseArrowHeight * 2 + baseSpaceBetweenArrows));
1254     float centerY = bounds.y() + bounds.height() / 2.0f;
1255     float arrowHeight = baseArrowHeight * fontScale;
1256     float arrowWidth = baseArrowWidth * fontScale;
1257     float leftEdge = bounds.maxX() - arrowPaddingRight * renderer.style().effectiveZoom() - arrowWidth;
1258     float spaceBetweenArrows = baseSpaceBetweenArrows * fontScale;
1259
1260     if (bounds.width() < arrowWidth + arrowPaddingLeft * renderer.style().effectiveZoom())
1261         return false;
1262
1263     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1264
1265     paintInfo.context->setFillColor(renderer.style().visitedDependentColor(CSSPropertyColor), renderer.style().colorSpace());
1266     paintInfo.context->setStrokeStyle(NoStroke);
1267
1268     FloatPoint arrow1[3];
1269     arrow1[0] = FloatPoint(leftEdge, centerY - spaceBetweenArrows / 2.0f);
1270     arrow1[1] = FloatPoint(leftEdge + arrowWidth, centerY - spaceBetweenArrows / 2.0f);
1271     arrow1[2] = FloatPoint(leftEdge + arrowWidth / 2.0f, centerY - spaceBetweenArrows / 2.0f - arrowHeight);
1272
1273     // Draw the top arrow
1274     paintInfo.context->drawConvexPolygon(3, arrow1, true);
1275
1276     FloatPoint arrow2[3];
1277     arrow2[0] = FloatPoint(leftEdge, centerY + spaceBetweenArrows / 2.0f);
1278     arrow2[1] = FloatPoint(leftEdge + arrowWidth, centerY + spaceBetweenArrows / 2.0f);
1279     arrow2[2] = FloatPoint(leftEdge + arrowWidth / 2.0f, centerY + spaceBetweenArrows / 2.0f + arrowHeight);
1280
1281     // Draw the bottom arrow
1282     paintInfo.context->drawConvexPolygon(3, arrow2, true);
1283
1284     Color leftSeparatorColor(0, 0, 0, 40);
1285     Color rightSeparatorColor(255, 255, 255, 40);
1286
1287     // FIXME: Should the separator thickness and space be scaled up by fontScale?
1288     int separatorSpace = 2; // Deliberately ignores zoom since it looks nicer if it stays thin.
1289     int leftEdgeOfSeparator = static_cast<int>(leftEdge - arrowPaddingLeft * renderer.style().effectiveZoom()); // FIXME: Round?
1290
1291     // Draw the separator to the left of the arrows
1292     paintInfo.context->setStrokeThickness(1); // Deliberately ignores zoom since it looks nicer if it stays thin.
1293     paintInfo.context->setStrokeStyle(SolidStroke);
1294     paintInfo.context->setStrokeColor(leftSeparatorColor, ColorSpaceDeviceRGB);
1295     paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator, bounds.y()),
1296                                 IntPoint(leftEdgeOfSeparator, bounds.maxY()));
1297
1298     paintInfo.context->setStrokeColor(rightSeparatorColor, ColorSpaceDeviceRGB);
1299     paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.y()),
1300                                 IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.maxY()));
1301     return false;
1302 }
1303
1304 static const IntSize* menuListButtonSizes()
1305 {
1306     static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
1307     return sizes;
1308 }
1309
1310 void RenderThemeMac::adjustMenuListStyle(StyleResolver& styleResolver, RenderStyle& style, Element* e) const
1311 {
1312     NSControlSize controlSize = controlSizeForFont(style);
1313
1314     style.resetBorder();
1315     style.resetPadding();
1316
1317     // Height is locked to auto.
1318     style.setHeight(Length(Auto));
1319
1320     // White-space is locked to pre
1321     style.setWhiteSpace(PRE);
1322
1323     // Set the foreground color to black or gray when we have the aqua look.
1324     // Cast to RGB32 is to work around a compiler bug.
1325     style.setColor(e && !e->isDisabledFormControl() ? static_cast<RGBA32>(Color::black) : Color::darkGray);
1326
1327     // Set the button's vertical size.
1328     setSizeFromFont(style, menuListButtonSizes());
1329
1330     // Our font is locked to the appropriate system font size for the control.  To clarify, we first use the CSS-specified font to figure out
1331     // a reasonable control size, but once that control size is determined, we throw that font away and use the appropriate
1332     // system font for the control size instead.
1333     setFontFromControlSize(styleResolver, style, controlSize);
1334
1335     style.setBoxShadow(nullptr);
1336 }
1337
1338 int RenderThemeMac::popupInternalPaddingLeft(RenderStyle& style) const
1339 {
1340     if (style.appearance() == MenulistPart)
1341         return popupButtonPadding(controlSizeForFont(style))[leftPadding] * style.effectiveZoom();
1342     if (style.appearance() == MenulistButtonPart)
1343         return styledPopupPaddingLeft * style.effectiveZoom();
1344     return 0;
1345 }
1346
1347 int RenderThemeMac::popupInternalPaddingRight(RenderStyle& style) const
1348 {
1349     if (style.appearance() == MenulistPart)
1350         return popupButtonPadding(controlSizeForFont(style))[rightPadding] * style.effectiveZoom();
1351     if (style.appearance() == MenulistButtonPart) {
1352         float fontScale = style.fontSize() / baseFontSize;
1353         float arrowWidth = baseArrowWidth * fontScale;
1354         return static_cast<int>(ceilf(arrowWidth + (arrowPaddingLeft + arrowPaddingRight + paddingBeforeSeparator) * style.effectiveZoom()));
1355     }
1356     return 0;
1357 }
1358
1359 int RenderThemeMac::popupInternalPaddingTop(RenderStyle& style) const
1360 {
1361     if (style.appearance() == MenulistPart)
1362         return popupButtonPadding(controlSizeForFont(style))[topPadding] * style.effectiveZoom();
1363     if (style.appearance() == MenulistButtonPart)
1364         return styledPopupPaddingTop * style.effectiveZoom();
1365     return 0;
1366 }
1367
1368 int RenderThemeMac::popupInternalPaddingBottom(RenderStyle& style) const
1369 {
1370     if (style.appearance() == MenulistPart)
1371         return popupButtonPadding(controlSizeForFont(style))[bottomPadding] * style.effectiveZoom();
1372     if (style.appearance() == MenulistButtonPart)
1373         return styledPopupPaddingBottom * style.effectiveZoom();
1374     return 0;
1375 }
1376
1377 PopupMenuStyle::PopupMenuSize RenderThemeMac::popupMenuSize(const RenderStyle& style, IntRect& rect) const
1378 {
1379     NSPopUpButtonCell* popupButton = this->popupButton();
1380     NSControlSize size = controlSizeForCell(popupButton, popupButtonSizes(), rect.size(), style.effectiveZoom());
1381     switch (size) {
1382     case NSRegularControlSize:
1383         return PopupMenuStyle::PopupMenuSizeNormal;
1384     case NSSmallControlSize:
1385         return PopupMenuStyle::PopupMenuSizeSmall;
1386     case NSMiniControlSize:
1387         return PopupMenuStyle::PopupMenuSizeMini;
1388     default:
1389         return PopupMenuStyle::PopupMenuSizeNormal;
1390     }
1391 }
1392
1393 void RenderThemeMac::adjustMenuListButtonStyle(StyleResolver&, RenderStyle& style, Element*) const
1394 {
1395     float fontScale = style.fontSize() / baseFontSize;
1396
1397     style.resetPadding();
1398     style.setBorderRadius(IntSize(int(baseBorderRadius + fontScale - 1), int(baseBorderRadius + fontScale - 1))); // FIXME: Round up?
1399
1400     const int minHeight = 15;
1401     style.setMinHeight(Length(minHeight, Fixed));
1402
1403     style.setLineHeight(RenderStyle::initialLineHeight());
1404 }
1405
1406 void RenderThemeMac::setPopupButtonCellState(const RenderObject& o, const IntSize& buttonSize)
1407 {
1408     NSPopUpButtonCell* popupButton = this->popupButton();
1409
1410     // Set the control size based off the rectangle we're painting into.
1411     setControlSize(popupButton, popupButtonSizes(), buttonSize, o.style().effectiveZoom());
1412
1413     // Update the various states we respond to.
1414     updateCheckedState(popupButton, o);
1415     updateEnabledState(popupButton, o);
1416     updatePressedState(popupButton, o);
1417 }
1418
1419 const IntSize* RenderThemeMac::menuListSizes() const
1420 {
1421     static const IntSize sizes[3] = { IntSize(9, 0), IntSize(5, 0), IntSize(0, 0) };
1422     return sizes;
1423 }
1424
1425 int RenderThemeMac::minimumMenuListSize(RenderStyle& style) const
1426 {
1427     return sizeForSystemFont(style, menuListSizes()).width();
1428 }
1429
1430 const int trackWidth = 5;
1431 const int trackRadius = 2;
1432
1433 void RenderThemeMac::adjustSliderTrackStyle(StyleResolver&, RenderStyle& style, Element*) const
1434 {
1435     style.setBoxShadow(nullptr);
1436 }
1437
1438 bool RenderThemeMac::paintSliderTrack(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1439 {
1440     IntRect bounds = r;
1441     float zoomLevel = o.style().effectiveZoom();
1442     float zoomedTrackWidth = trackWidth * zoomLevel;
1443
1444     if (o.style().appearance() ==  SliderHorizontalPart || o.style().appearance() ==  MediaSliderPart) {
1445         bounds.setHeight(zoomedTrackWidth);
1446         bounds.setY(r.y() + r.height() / 2 - zoomedTrackWidth / 2);
1447     } else if (o.style().appearance() == SliderVerticalPart) {
1448         bounds.setWidth(zoomedTrackWidth);
1449         bounds.setX(r.x() + r.width() / 2 - zoomedTrackWidth / 2);
1450     }
1451
1452     LocalCurrentGraphicsContext localContext(paintInfo.context);
1453     CGContextRef context = localContext.cgContext();
1454     CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
1455
1456 #if ENABLE(DATALIST_ELEMENT)
1457     paintSliderTicks(o, paintInfo, r);
1458 #endif
1459
1460     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1461     CGContextClipToRect(context, bounds);
1462
1463     struct CGFunctionCallbacks mainCallbacks = { 0, TrackGradientInterpolate, NULL };
1464     RetainPtr<CGFunctionRef> mainFunction = adoptCF(CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
1465     RetainPtr<CGShadingRef> mainShading;
1466     if (o.style().appearance() == SliderVerticalPart)
1467         mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.x(),  bounds.maxY()), CGPointMake(bounds.maxX(), bounds.maxY()), mainFunction.get(), false, false));
1468     else
1469         mainShading = adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.x(),  bounds.y()), CGPointMake(bounds.x(), bounds.maxY()), mainFunction.get(), false, false));
1470
1471     IntSize radius(trackRadius, trackRadius);
1472     paintInfo.context->clipRoundedRect(FloatRoundedRect(bounds, radius, radius, radius, radius));
1473     context = localContext.cgContext();
1474     CGContextDrawShading(context, mainShading.get());
1475
1476     return false;
1477 }
1478
1479 void RenderThemeMac::adjustSliderThumbStyle(StyleResolver& styleResolver, RenderStyle& style, Element* element) const
1480 {
1481     RenderTheme::adjustSliderThumbStyle(styleResolver, style, element);
1482     style.setBoxShadow(nullptr);
1483 }
1484
1485 const float verticalSliderHeightPadding = 0.1f;
1486
1487 bool RenderThemeMac::paintSliderThumb(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1488 {
1489     NSSliderCell* sliderThumbCell = o.style().appearance() == SliderThumbVerticalPart
1490         ? sliderThumbVertical()
1491         : sliderThumbHorizontal();
1492
1493     LocalCurrentGraphicsContext localContext(paintInfo.context);
1494
1495     // Update the various states we respond to.
1496     updateEnabledState(sliderThumbCell, o);
1497         Element* focusDelegate = is<Element>(o.node()) ? downcast<Element>(*o.node()).focusDelegate() : nullptr;
1498     if (focusDelegate)
1499         updateFocusedState(sliderThumbCell, *focusDelegate->renderer());
1500
1501     // Update the pressed state using the NSCell tracking methods, since that's how NSSliderCell keeps track of it.
1502     bool oldPressed;
1503     if (o.style().appearance() == SliderThumbVerticalPart)
1504         oldPressed = m_isSliderThumbVerticalPressed;
1505     else
1506         oldPressed = m_isSliderThumbHorizontalPressed;
1507
1508     bool pressed = isPressed(o);
1509
1510     if (o.style().appearance() == SliderThumbVerticalPart)
1511         m_isSliderThumbVerticalPressed = pressed;
1512     else
1513         m_isSliderThumbHorizontalPressed = pressed;
1514
1515     if (pressed != oldPressed) {
1516         if (pressed)
1517             [sliderThumbCell startTrackingAt:NSPoint() inView:nil];
1518         else
1519             [sliderThumbCell stopTracking:NSPoint() at:NSPoint() inView:nil mouseIsUp:YES];
1520     }
1521
1522     FloatRect bounds = r;
1523     // Make the height of the vertical slider slightly larger so NSSliderCell will draw a vertical slider.
1524     if (o.style().appearance() == SliderThumbVerticalPart)
1525         bounds.setHeight(bounds.height() + verticalSliderHeightPadding * o.style().effectiveZoom());
1526
1527     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1528     float zoomLevel = o.style().effectiveZoom();
1529
1530     FloatRect unzoomedRect = bounds;
1531     if (zoomLevel != 1.0f) {
1532         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1533         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1534         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1535         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1536         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1537     }
1538
1539     [sliderThumbCell drawInteriorWithFrame:unzoomedRect inView:documentViewFor(o)];
1540     [sliderThumbCell setControlView:nil];
1541
1542     return false;
1543 }
1544
1545 bool RenderThemeMac::paintSearchField(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1546 {
1547     LocalCurrentGraphicsContext localContext(paintInfo.context);
1548     NSSearchFieldCell* search = this->search();
1549
1550     setSearchCellState(o, r);
1551
1552     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1553
1554     float zoomLevel = o.style().effectiveZoom();
1555
1556     IntRect unzoomedRect = r;
1557
1558     if (zoomLevel != 1.0f) {
1559         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1560         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1561         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1562         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1563         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1564     }
1565
1566     // Set the search button to nil before drawing.  Then reset it so we can draw it later.
1567     [search setSearchButtonCell:nil];
1568
1569     NSView *documentView = documentViewFor(o);
1570     [search drawWithFrame:NSRect(unzoomedRect) inView:documentView];
1571
1572     [search setControlView:nil];
1573     [search resetSearchButtonCell];
1574
1575     if (isFocused(o) && o.style().outlineStyleIsAuto()) {
1576         if (wkDrawCellFocusRingWithFrameAtTime(search, NSRect(unzoomedRect), documentView, std::numeric_limits<double>::max()))
1577             o.document().page()->focusController().setFocusedElementNeedsRepaint();
1578     }
1579
1580     return false;
1581 }
1582
1583 void RenderThemeMac::setSearchCellState(const RenderObject& o, const IntRect&)
1584 {
1585     NSSearchFieldCell* search = this->search();
1586
1587     [search setControlSize:controlSizeForFont(o.style())];
1588
1589     // Update the various states we respond to.
1590     updateEnabledState(search, o);
1591     updateFocusedState(search, o);
1592 }
1593
1594 const IntSize* RenderThemeMac::searchFieldSizes() const
1595 {
1596     static const IntSize sizes[3] = { IntSize(0, 22), IntSize(0, 19), IntSize(0, 17) };
1597     return sizes;
1598 }
1599
1600 void RenderThemeMac::setSearchFieldSize(RenderStyle& style) const
1601 {
1602     // If the width and height are both specified, then we have nothing to do.
1603     if (!style.width().isIntrinsicOrAuto() && !style.height().isAuto())
1604         return;
1605
1606     // Use the font size to determine the intrinsic width of the control.
1607     setSizeFromFont(style, searchFieldSizes());
1608 }
1609
1610 void RenderThemeMac::adjustSearchFieldStyle(StyleResolver& styleResolver, RenderStyle& style, Element*) const
1611 {
1612     // Override border.
1613     style.resetBorder();
1614     const short borderWidth = 2 * style.effectiveZoom();
1615     style.setBorderLeftWidth(borderWidth);
1616     style.setBorderLeftStyle(INSET);
1617     style.setBorderRightWidth(borderWidth);
1618     style.setBorderRightStyle(INSET);
1619     style.setBorderBottomWidth(borderWidth);
1620     style.setBorderBottomStyle(INSET);
1621     style.setBorderTopWidth(borderWidth);
1622     style.setBorderTopStyle(INSET);
1623
1624     // Override height.
1625     style.setHeight(Length(Auto));
1626     setSearchFieldSize(style);
1627
1628     // Override padding size to match AppKit text positioning.
1629     const int padding = 1 * style.effectiveZoom();
1630     style.setPaddingLeft(Length(padding, Fixed));
1631     style.setPaddingRight(Length(padding, Fixed));
1632     style.setPaddingTop(Length(padding, Fixed));
1633     style.setPaddingBottom(Length(padding, Fixed));
1634
1635     NSControlSize controlSize = controlSizeForFont(style);
1636     setFontFromControlSize(styleResolver, style, controlSize);
1637
1638     style.setBoxShadow(nullptr);
1639 }
1640
1641 bool RenderThemeMac::paintSearchFieldCancelButton(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1642 {
1643     Element* input = o.node()->shadowHost();
1644     if (!input)
1645         input = downcast<Element>(o.node());
1646
1647     if (!input->renderer()->isBox())
1648         return false;
1649
1650     LocalCurrentGraphicsContext localContext(paintInfo.context);
1651     setSearchCellState(*input->renderer(), r);
1652
1653     NSSearchFieldCell* search = this->search();
1654
1655     if (!input->isDisabledFormControl() && (is<HTMLTextFormControlElement>(*input) && !downcast<HTMLTextFormControlElement>(*input).isReadOnly()))
1656         updatePressedState([search cancelButtonCell], o);
1657     else if ([[search cancelButtonCell] isHighlighted])
1658         [[search cancelButtonCell] setHighlighted:NO];
1659
1660     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1661
1662     float zoomLevel = o.style().effectiveZoom();
1663
1664     FloatRect localBounds = [search cancelButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1665     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1666
1667     FloatRect unzoomedRect(localBounds);
1668     if (zoomLevel != 1.0f) {
1669         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1670         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1671         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1672         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1673         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1674     }
1675
1676     [[search cancelButtonCell] drawWithFrame:unzoomedRect inView:documentViewFor(o)];
1677     [[search cancelButtonCell] setControlView:nil];
1678     return false;
1679 }
1680
1681 const IntSize* RenderThemeMac::cancelButtonSizes() const
1682 {
1683     static const IntSize sizes[3] = { IntSize(16, 13), IntSize(13, 11), IntSize(13, 9) };
1684     return sizes;
1685 }
1686
1687 void RenderThemeMac::adjustSearchFieldCancelButtonStyle(StyleResolver&, RenderStyle& style, Element*) const
1688 {
1689     IntSize size = sizeForSystemFont(style, cancelButtonSizes());
1690     style.setWidth(Length(size.width(), Fixed));
1691     style.setHeight(Length(size.height(), Fixed));
1692     style.setBoxShadow(nullptr);
1693 }
1694
1695 const IntSize* RenderThemeMac::resultsButtonSizes() const
1696 {
1697     static const IntSize sizes[3] = { IntSize(19, 13), IntSize(17, 11), IntSize(17, 9) };
1698     return sizes;
1699 }
1700
1701 const int emptyResultsOffset = 9;
1702 void RenderThemeMac::adjustSearchFieldDecorationPartStyle(StyleResolver&, RenderStyle& style, Element*) const
1703 {
1704     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1705     style.setWidth(Length(size.width() - emptyResultsOffset, Fixed));
1706     style.setHeight(Length(size.height(), Fixed));
1707     style.setBoxShadow(nullptr);
1708 }
1709
1710 bool RenderThemeMac::paintSearchFieldDecorationPart(const RenderObject&, const PaintInfo&, const IntRect&)
1711 {
1712     return false;
1713 }
1714
1715 void RenderThemeMac::adjustSearchFieldResultsDecorationPartStyle(StyleResolver&, RenderStyle& style, Element*) const
1716 {
1717     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1718     style.setWidth(Length(size.width(), Fixed));
1719     style.setHeight(Length(size.height(), Fixed));
1720     style.setBoxShadow(nullptr);
1721 }
1722
1723 bool RenderThemeMac::paintSearchFieldResultsDecorationPart(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1724 {
1725     Node* input = o.node()->shadowHost();
1726     if (!input)
1727         input = o.node();
1728     if (!input->renderer()->isBox())
1729         return false;
1730
1731     LocalCurrentGraphicsContext localContext(paintInfo.context);
1732     setSearchCellState(*input->renderer(), r);
1733
1734     NSSearchFieldCell* search = this->search();
1735
1736     if ([search searchMenuTemplate] != nil)
1737         [search setSearchMenuTemplate:nil];
1738
1739     FloatRect localBounds = [search searchButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1740     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1741
1742     [[search searchButtonCell] drawWithFrame:localBounds inView:documentViewFor(o)];
1743     [[search searchButtonCell] setControlView:nil];
1744     return false;
1745 }
1746
1747 const int resultsArrowWidth = 5;
1748 void RenderThemeMac::adjustSearchFieldResultsButtonStyle(StyleResolver&, RenderStyle& style, Element*) const
1749 {
1750     IntSize size = sizeForSystemFont(style, resultsButtonSizes());
1751     style.setWidth(Length(size.width() + resultsArrowWidth, Fixed));
1752     style.setHeight(Length(size.height(), Fixed));
1753     style.setBoxShadow(nullptr);
1754 }
1755
1756 bool RenderThemeMac::paintSearchFieldResultsButton(const RenderObject& o, const PaintInfo& paintInfo, const IntRect& r)
1757 {
1758     Node* input = o.node()->shadowHost();
1759     if (!input)
1760         input = o.node();
1761     if (!input->renderer()->isBox())
1762         return false;
1763
1764     LocalCurrentGraphicsContext localContext(paintInfo.context);
1765     setSearchCellState(*input->renderer(), r);
1766
1767     NSSearchFieldCell* search = this->search();
1768
1769     if (![search searchMenuTemplate])
1770         [search setSearchMenuTemplate:searchMenuTemplate()];
1771
1772     GraphicsContextStateSaver stateSaver(*paintInfo.context);
1773     float zoomLevel = o.style().effectiveZoom();
1774
1775     FloatRect localBounds = [search searchButtonRectForBounds:NSRect(input->renderBox()->pixelSnappedBorderBoxRect())];
1776     localBounds = convertToPaintingRect(*input->renderer(), o, localBounds, r);
1777
1778     IntRect unzoomedRect(localBounds);
1779     if (zoomLevel != 1.0f) {
1780         unzoomedRect.setWidth(unzoomedRect.width() / zoomLevel);
1781         unzoomedRect.setHeight(unzoomedRect.height() / zoomLevel);
1782         paintInfo.context->translate(unzoomedRect.x(), unzoomedRect.y());
1783         paintInfo.context->scale(FloatSize(zoomLevel, zoomLevel));
1784         paintInfo.context->translate(-unzoomedRect.x(), -unzoomedRect.y());
1785     }
1786
1787     [[search searchButtonCell] drawWithFrame:unzoomedRect inView:documentViewFor(o)];
1788     [[search searchButtonCell] setControlView:nil];
1789
1790     return false;
1791 }
1792
1793 bool RenderThemeMac::paintSnapshottedPluginOverlay(const RenderObject& renderer, const PaintInfo& paintInfo, const IntRect&)
1794 {
1795     if (paintInfo.phase != PaintPhaseBlockBackground)
1796         return true;
1797
1798     if (!is<RenderBlock>(renderer))
1799         return true;
1800
1801     const RenderBlock& renderBlock = downcast<RenderBlock>(renderer);
1802
1803     LayoutUnit contentWidth = renderBlock.contentWidth();
1804     LayoutUnit contentHeight = renderBlock.contentHeight();
1805     if (!contentWidth || !contentHeight)
1806         return true;
1807
1808     GraphicsContext* context = paintInfo.context;
1809
1810     LayoutSize contentSize(contentWidth, contentHeight);
1811     LayoutPoint contentLocation = renderBlock.location();
1812     contentLocation.move(renderBlock.borderLeft() + renderBlock.paddingLeft(), renderBlock.borderTop() + renderBlock.paddingTop());
1813
1814     LayoutRect rect(contentLocation, contentSize);
1815     IntRect alignedRect = snappedIntRect(rect);
1816     if (alignedRect.width() <= 0 || alignedRect.height() <= 0)
1817         return true;
1818
1819     // We need to get the snapshot image from the plugin element, which should be available
1820     // from our node. Assuming this node is the plugin overlay element, we should get to the
1821     // plugin itself by asking for the shadow root parent, and then its parent.
1822
1823     if (!is<HTMLElement>(*renderBlock.element()))
1824         return true;
1825
1826     HTMLElement& plugInOverlay = downcast<HTMLElement>(*renderBlock.element());
1827     Element* parent = plugInOverlay.parentOrShadowHostElement();
1828     while (parent && !is<HTMLPlugInElement>(*parent))
1829         parent = parent->parentOrShadowHostElement();
1830
1831     if (!parent)
1832         return true;
1833
1834     HTMLPlugInElement& plugInElement = downcast<HTMLPlugInElement>(*parent);
1835     if (!is<HTMLPlugInImageElement>(plugInElement))
1836         return true;
1837
1838     HTMLPlugInImageElement& plugInImageElement = downcast<HTMLPlugInImageElement>(plugInElement);
1839
1840     Image* snapshot = plugInImageElement.snapshotImage();
1841     if (!snapshot)
1842         return true;
1843
1844     RenderSnapshottedPlugIn& plugInRenderer = downcast<RenderSnapshottedPlugIn>(*plugInImageElement.renderer());
1845     FloatPoint snapshotAbsPos = plugInRenderer.localToAbsolute();
1846     snapshotAbsPos.move(plugInRenderer.borderLeft() + plugInRenderer.paddingLeft(), plugInRenderer.borderTop() + plugInRenderer.paddingTop());
1847
1848     // We could draw the snapshot with that coordinates, but we need to make sure there
1849     // isn't a composited layer between us and the plugInRenderer.
1850     for (auto* renderBox = &downcast<RenderBox>(renderer); renderBox != &plugInRenderer; renderBox = renderBox->parentBox()) {
1851         if (renderBox->hasLayer() && renderBox->layer() && renderBox->layer()->isComposited()) {
1852             snapshotAbsPos = -renderBox->location();
1853             break;
1854         }
1855     }
1856
1857     LayoutSize pluginSize(plugInRenderer.contentWidth(), plugInRenderer.contentHeight());
1858     LayoutRect pluginRect(snapshotAbsPos, pluginSize);
1859     IntRect alignedPluginRect = snappedIntRect(pluginRect);
1860
1861     if (alignedPluginRect.width() <= 0 || alignedPluginRect.height() <= 0)
1862         return true;
1863
1864     context->drawImage(snapshot, plugInRenderer.style().colorSpace(), alignedPluginRect, CompositeSourceOver);
1865     return false;
1866 }
1867
1868 #if ENABLE(DATALIST_ELEMENT)
1869 IntSize RenderThemeMac::sliderTickSize() const
1870 {
1871     return IntSize(1, 3);
1872 }
1873
1874 int RenderThemeMac::sliderTickOffsetFromTrackCenter() const
1875 {
1876     return -9;
1877 }
1878 #endif
1879
1880 const int sliderThumbWidth = 15;
1881 const int sliderThumbHeight = 15;
1882
1883 void RenderThemeMac::adjustSliderThumbSize(RenderStyle& style, Element*) const
1884 {
1885     float zoomLevel = style.effectiveZoom();
1886     if (style.appearance() == SliderThumbHorizontalPart || style.appearance() == SliderThumbVerticalPart) {
1887         style.setWidth(Length(static_cast<int>(sliderThumbWidth * zoomLevel), Fixed));
1888         style.setHeight(Length(static_cast<int>(sliderThumbHeight * zoomLevel), Fixed));
1889     }
1890 }
1891
1892 bool RenderThemeMac::shouldShowPlaceholderWhenFocused() const
1893 {
1894     return true;
1895 }
1896
1897 bool RenderThemeMac::shouldHaveCapsLockIndicator(HTMLInputElement& element) const
1898 {
1899     return element.isPasswordField();
1900 }
1901
1902 NSPopUpButtonCell* RenderThemeMac::popupButton() const
1903 {
1904     if (!m_popupButton) {
1905         m_popupButton = adoptNS([[NSPopUpButtonCell alloc] initTextCell:@"" pullsDown:NO]);
1906         [m_popupButton.get() setUsesItemFromMenu:NO];
1907         [m_popupButton.get() setFocusRingType:NSFocusRingTypeExterior];
1908         // We don't want the app's UI layout direction to affect the appearance of popup buttons in
1909         // web content, which has its own layout direction.
1910         // FIXME: Make this depend on the directionality of the select element, once the rest of the
1911         // rendering code can account for the popup arrows appearing on the other side.
1912         [m_popupButton setUserInterfaceLayoutDirection:NSUserInterfaceLayoutDirectionLeftToRight];
1913     }
1914
1915     return m_popupButton.get();
1916 }
1917
1918 NSSearchFieldCell* RenderThemeMac::search() const
1919 {
1920     if (!m_search) {
1921         m_search = adoptNS([[NSSearchFieldCell alloc] initTextCell:@""]);
1922         [m_search.get() setBezelStyle:NSTextFieldRoundedBezel];
1923         [m_search.get() setBezeled:YES];
1924         [m_search.get() setEditable:YES];
1925         [m_search.get() setFocusRingType:NSFocusRingTypeExterior];
1926 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 101000
1927         [m_search.get() setCenteredLook:NO];
1928 #endif
1929     }
1930
1931     return m_search.get();
1932 }
1933
1934 NSMenu* RenderThemeMac::searchMenuTemplate() const
1935 {
1936     if (!m_searchMenuTemplate)
1937         m_searchMenuTemplate = adoptNS([[NSMenu alloc] initWithTitle:@""]);
1938
1939     return m_searchMenuTemplate.get();
1940 }
1941
1942 NSSliderCell* RenderThemeMac::sliderThumbHorizontal() const
1943 {
1944     if (!m_sliderThumbHorizontal) {
1945         m_sliderThumbHorizontal = adoptNS([[NSSliderCell alloc] init]);
1946         [m_sliderThumbHorizontal.get() setSliderType:NSLinearSlider];
1947         [m_sliderThumbHorizontal.get() setControlSize:NSSmallControlSize];
1948         [m_sliderThumbHorizontal.get() setFocusRingType:NSFocusRingTypeExterior];
1949     }
1950
1951     return m_sliderThumbHorizontal.get();
1952 }
1953
1954 NSSliderCell* RenderThemeMac::sliderThumbVertical() const
1955 {
1956     if (!m_sliderThumbVertical) {
1957         m_sliderThumbVertical = adoptNS([[NSSliderCell alloc] init]);
1958         [m_sliderThumbVertical.get() setSliderType:NSLinearSlider];
1959         [m_sliderThumbVertical.get() setControlSize:NSSmallControlSize];
1960         [m_sliderThumbVertical.get() setFocusRingType:NSFocusRingTypeExterior];
1961     }
1962
1963     return m_sliderThumbVertical.get();
1964 }
1965
1966 NSTextFieldCell* RenderThemeMac::textField() const
1967 {
1968     if (!m_textField) {
1969         m_textField = adoptNS([[WebCoreTextFieldCell alloc] initTextCell:@""]);
1970         [m_textField.get() setBezeled:YES];
1971         [m_textField.get() setEditable:YES];
1972         [m_textField.get() setFocusRingType:NSFocusRingTypeExterior];
1973         // Post-Lion, WebCore can be in charge of paintinng the background thanks to
1974         // the workaround in place for <rdar://problem/11385461>, which is implemented
1975         // above as _coreUIDrawOptionsWithFrame.
1976         [m_textField.get() setDrawsBackground:NO];
1977     }
1978
1979     return m_textField.get();
1980 }
1981
1982 String RenderThemeMac::fileListNameForWidth(const FileList* fileList, const FontCascade& font, int width, bool multipleFilesAllowed) const
1983 {
1984     if (width <= 0)
1985         return String();
1986
1987     String strToTruncate;
1988     if (fileList->isEmpty())
1989         strToTruncate = fileListDefaultLabel(multipleFilesAllowed);
1990     else if (fileList->length() == 1)
1991         strToTruncate = [[NSFileManager defaultManager] displayNameAtPath:(fileList->item(0)->path())];
1992     else
1993         return StringTruncator::rightTruncate(multipleFileUploadText(fileList->length()), width, font, StringTruncator::EnableRoundingHacks);
1994
1995     return StringTruncator::centerTruncate(strToTruncate, width, font, StringTruncator::EnableRoundingHacks);
1996 }
1997
1998 bool RenderThemeMac::defaultButtonHasAnimation() const
1999 {
2000 #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 101000
2001     return false;
2002 #else
2003     return true;
2004 #endif
2005 }
2006
2007 #if ENABLE(SERVICE_CONTROLS)
2008 NSServicesRolloverButtonCell* RenderThemeMac::servicesRolloverButtonCell() const
2009 {
2010 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2011     if (!m_servicesRolloverButton) {
2012         m_servicesRolloverButton = [NSServicesRolloverButtonCell serviceRolloverButtonCellForStyle:NSSharingServicePickerStyleRollover];
2013         [m_servicesRolloverButton setBezelStyle:NSRoundedDisclosureBezelStyle];
2014         [m_servicesRolloverButton setButtonType:NSPushOnPushOffButton];
2015         [m_servicesRolloverButton setImagePosition:NSImageOnly];
2016         [m_servicesRolloverButton setState:NO];
2017     }
2018
2019     return m_servicesRolloverButton.get();
2020 #else
2021     return nil;
2022 #endif
2023 }
2024
2025 bool RenderThemeMac::paintImageControlsButton(const RenderObject& renderer, const PaintInfo& paintInfo, const IntRect& rect)
2026 {
2027     if (paintInfo.phase != PaintPhaseBlockBackground)
2028         return true;
2029
2030 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2031     NSServicesRolloverButtonCell *cell = servicesRolloverButtonCell();
2032
2033     LocalCurrentGraphicsContext localContext(paintInfo.context);
2034     GraphicsContextStateSaver stateSaver(*paintInfo.context);
2035
2036     paintInfo.context->translate(rect.x(), rect.y());
2037
2038     IntRect innerFrame(IntPoint(), rect.size());
2039     [cell drawWithFrame:innerFrame inView:documentViewFor(renderer)];
2040     [cell setControlView:nil];
2041 #else
2042     UNUSED_PARAM(renderer);
2043     UNUSED_PARAM(rect);
2044 #endif
2045
2046     return true;
2047 }
2048
2049 IntSize RenderThemeMac::imageControlsButtonSize(const RenderObject&) const
2050 {
2051 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2052     return IntSize(servicesRolloverButtonCell().cellSize);
2053 #else
2054     return IntSize();
2055 #endif
2056 }
2057
2058 IntSize RenderThemeMac::imageControlsButtonPositionOffset() const
2059 {
2060 #if HAVE(APPKIT_SERVICE_CONTROLS_SUPPORT)
2061     // FIXME: Currently the offsets will always be the same no matter what image rect you try with.
2062     // This may not always be true in the future.
2063     static const int dummyDimension = 100;
2064     IntRect dummyImageRect(0, 0, dummyDimension, dummyDimension);
2065     NSRect bounds = [servicesRolloverButtonCell() rectForBounds:dummyImageRect preferredEdge:NSMinYEdge];
2066
2067     return IntSize(dummyDimension - bounds.origin.x, bounds.origin.y);
2068 #else
2069     return IntSize();
2070 #endif
2071 }
2072 #endif
2073
2074 #if ENABLE(ATTACHMENT_ELEMENT)
2075 const CGFloat attachmentIconSize = 48;
2076 const CGFloat attachmentIconBackgroundPadding = 6;
2077 const CGFloat attachmentIconBackgroundSize = attachmentIconSize + attachmentIconBackgroundPadding;
2078 const CGFloat attachmentIconSelectionBorderThickness = 1;
2079 const CGFloat attachmentIconBackgroundRadius = 3;
2080 const CGFloat attachmentIconToLabelMargin = 2;
2081
2082 static Color attachmentIconBackgroundColor() { return Color(0, 0, 0, 30); }
2083 static Color attachmentIconBorderColor() { return Color(255, 255, 255, 125); }
2084
2085 const CGFloat attachmentLabelFontSize = 12;
2086 const CGFloat attachmentLabelBackgroundRadius = 3;
2087 const CGFloat attachmentLabelBackgroundPadding = 3;
2088
2089 const CGFloat attachmentMargin = 3;
2090
2091 struct AttachmentLayout {
2092     AttachmentLayout(const RenderAttachment&);
2093
2094     FloatRect textRect;
2095     FloatRect textBackgroundRect;
2096     FloatRect iconRect;
2097     FloatRect iconBackgroundRect;
2098     FloatRect attachmentRect;
2099
2100     int baseline;
2101
2102     RetainPtr<CTFontRef> labelFont;
2103     FontCascade labelFontCascade;
2104     std::unique_ptr<TextRun> labelTextRun;
2105 };
2106
2107 AttachmentLayout::AttachmentLayout(const RenderAttachment& attachment)
2108 {
2109     // FIXME: We should have a limit on the width of the label.
2110     // FIXME: We should support line-breaking (up to two lines) and always middle-truncate the second line.
2111     File* file = attachment.attachmentElement().file();
2112
2113     labelFont = adoptCF(CTFontCreateUIFontForLanguage(kCTFontSystemFontType, attachmentLabelFontSize, nullptr));
2114     labelFontCascade = FontCascade(FontPlatformData(labelFont.get(), attachmentLabelFontSize));
2115
2116     String filename = file ? file->name() : String();
2117     labelTextRun = std::make_unique<TextRun>(filename);
2118     labelTextRun->setDirection(filename.defaultWritingDirection() == U_LEFT_TO_RIGHT ? LTR : RTL);
2119     float textWidth = labelFontCascade.width(*labelTextRun);
2120     float textHeight = labelFontCascade.fontMetrics().height();
2121     float xOffset = (attachmentIconBackgroundSize / 2) - (textWidth / 2);
2122
2123     baseline = CGRound(attachmentIconBackgroundSize + attachmentIconToLabelMargin + labelFontCascade.fontMetrics().ascent());
2124
2125     textRect = FloatRect(xOffset, attachmentIconBackgroundSize + attachmentIconToLabelMargin, textWidth, textHeight);
2126     textBackgroundRect = textRect;
2127     textBackgroundRect.inflateX(attachmentLabelBackgroundPadding);
2128     textBackgroundRect = encloseRectToDevicePixels(textBackgroundRect, attachment.document().deviceScaleFactor());
2129
2130     iconBackgroundRect = FloatRect(0, 0, attachmentIconBackgroundSize, attachmentIconBackgroundSize);
2131
2132     iconRect = iconBackgroundRect;
2133     iconRect.setSize(FloatSize(attachmentIconSize, attachmentIconSize));
2134     iconRect.move(attachmentIconBackgroundPadding / 2, attachmentIconBackgroundPadding / 2);
2135
2136     attachmentRect = iconBackgroundRect;
2137     attachmentRect.unite(textBackgroundRect);
2138     attachmentRect.inflate(attachmentMargin);
2139     attachmentRect = encloseRectToDevicePixels(attachmentRect, attachment.document().deviceScaleFactor());
2140 }
2141
2142 LayoutSize RenderThemeMac::attachmentIntrinsicSize(const RenderAttachment& attachment) const
2143 {
2144     AttachmentLayout layout(attachment);
2145     return LayoutSize(layout.attachmentRect.size());
2146 }
2147
2148 int RenderThemeMac::attachmentBaseline(const RenderAttachment& attachment) const
2149 {
2150     AttachmentLayout layout(attachment);
2151     return layout.baseline;
2152 }
2153
2154 static void paintAttachmentIconBackground(const RenderAttachment&, GraphicsContext& context, AttachmentLayout& layout)
2155 {
2156     // FIXME: Finder has a discontinuous behavior here when you have a background color other than white,
2157     // where it switches into 'bordered mode' and the border pops in on top of the background.
2158     bool paintBorder = true;
2159
2160     FloatRect backgroundRect = layout.iconBackgroundRect;
2161     if (paintBorder)
2162         backgroundRect.inflate(-attachmentIconSelectionBorderThickness);
2163
2164     FloatSize iconBackgroundRadiusSize(attachmentIconBackgroundRadius, attachmentIconBackgroundRadius);
2165
2166     Path backgroundPath;
2167     backgroundPath.addRoundedRect(backgroundRect, iconBackgroundRadiusSize);
2168     context.setFillColor(attachmentIconBackgroundColor(), ColorSpaceDeviceRGB);
2169     context.fillPath(backgroundPath);
2170
2171     if (paintBorder) {
2172         FloatRect borderRect = layout.iconBackgroundRect;
2173         borderRect.inflate(-attachmentIconSelectionBorderThickness / 2);
2174
2175         Path borderPath;
2176         borderPath.addRoundedRect(borderRect, iconBackgroundRadiusSize);
2177         context.setStrokeColor(attachmentIconBorderColor(), ColorSpaceDeviceRGB);
2178         context.setStrokeThickness(attachmentIconSelectionBorderThickness);
2179         context.strokePath(borderPath);
2180     }
2181 }
2182
2183 static void paintAttachmentIcon(const RenderAttachment& attachment, GraphicsContext& context, AttachmentLayout& layout)
2184 {
2185     File* file = attachment.attachmentElement().file();
2186     RetainPtr<LSBindingRef> lsBinding = adoptCF(_LSBindingCreateWithURL(kCFAllocatorDefault, (CFURLRef)[NSURL fileURLWithPath:file ? file->path() : String()]));
2187     if (!lsBinding)
2188         return;
2189
2190     // FIXME: This should take transforms and page scale into account, not just deviceScaleFactor.
2191     FloatSize iconSizeInPoints(attachmentIconSize, attachmentIconSize);
2192     iconSizeInPoints.scale(attachment.document().deviceScaleFactor());
2193
2194     RetainPtr<CGImageRef> icon = adoptCF(_ISCreateCGImageFromBindingWithSizeScaleAndOptions(lsBinding.get(), iconSizeInPoints, 1, nil));
2195     if (!icon)
2196         return;
2197
2198     context.drawNativeImage(icon.get(), iconSizeInPoints, ColorSpaceDeviceRGB, layout.iconRect, FloatRect(FloatPoint(), iconSizeInPoints));
2199 }
2200
2201 void RenderThemeMac::paintAttachmentLabelBackground(const RenderAttachment&, GraphicsContext& context, AttachmentLayout& layout) const
2202 {
2203     Path backgroundPath;
2204     backgroundPath.addRoundedRect(layout.textBackgroundRect, FloatSize(attachmentLabelBackgroundRadius, attachmentLabelBackgroundRadius));
2205     context.setFillColor(convertNSColorToColor([NSColor alternateSelectedControlColor]), ColorSpaceDeviceRGB);
2206     context.fillPath(backgroundPath);
2207 }
2208
2209 void RenderThemeMac::paintAttachmentLabel(const RenderAttachment&, GraphicsContext& context, AttachmentLayout& layout, bool useSelectedStyle) const
2210 {
2211     FloatPoint textLocation = layout.textRect.minXMaxYCorner();
2212     textLocation.move(0, -layout.labelFontCascade.fontMetrics().descent());
2213
2214     context.setFillColor(useSelectedStyle ? convertNSColorToColor([NSColor alternateSelectedControlTextColor]) : Color::black, ColorSpaceDeviceRGB);
2215     context.drawBidiText(layout.labelFontCascade, *layout.labelTextRun, textLocation);
2216 }
2217
2218 bool RenderThemeMac::paintAttachment(const RenderObject& renderer, const PaintInfo& paintInfo, const IntRect& paintRect)
2219 {
2220     if (!is<RenderAttachment>(renderer))
2221         return false;
2222
2223     const RenderAttachment& attachment = downcast<RenderAttachment>(renderer);
2224
2225     AttachmentLayout layout(attachment);
2226
2227     GraphicsContext& context = *paintInfo.context;
2228
2229     GraphicsContextStateSaver saver(context);
2230
2231     context.translate(toFloatSize(paintRect.location()));
2232     context.translate(FloatSize((layout.attachmentRect.width() - attachmentIconBackgroundSize) / 2, 0));
2233
2234     bool useSelectedStyle = attachment.isSelectedOrFocused();
2235
2236     if (useSelectedStyle)
2237         paintAttachmentIconBackground(attachment, context, layout);
2238     paintAttachmentIcon(attachment, context, layout);
2239     if (useSelectedStyle)
2240         paintAttachmentLabelBackground(attachment, context, layout);
2241     paintAttachmentLabel(attachment, context, layout, useSelectedStyle);
2242
2243     return true;
2244 }
2245
2246 #endif // ENABLE(ATTACHMENT_ELEMENT)
2247
2248 } // namespace WebCore
2249
2250 #endif // !PLATFORM(IOS)