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/*
* Copyright (C) 2007, 2008, 2009 Apple Inc.
* Copyright (C) 2009 Kenneth Rohde Christiansen
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "RenderThemeSafari.h"
#include "RenderThemeWin.h"
#include "Settings.h"
#if USE(SAFARI_THEME)
#include "CSSValueKeywords.h"
#include "Document.h"
#include "Element.h"
#include "Frame.h"
#include "FrameView.h"
#include "GraphicsContextCG.h"
#include "HTMLInputElement.h"
#include "HTMLMediaElement.h"
#include "HTMLNames.h"
#include "PaintInfo.h"
#include "RenderMediaControls.h"
#include "RenderSlider.h"
#include "RenderView.h"
#include "RetainPtr.h"
#include "SoftLinking.h"
#include "cssstyleselector.h"
#include <CoreGraphics/CoreGraphics.h>
using std::min;
// FIXME: The platform-independent code in this class should be factored out and merged with RenderThemeMac.
namespace WebCore {
using namespace HTMLNames;
using namespace SafariTheme;
enum {
topMargin,
rightMargin,
bottomMargin,
leftMargin
};
enum {
topPadding,
rightPadding,
bottomPadding,
leftPadding
};
PassRefPtr<RenderTheme> RenderThemeSafari::create()
{
return adoptRef(new RenderThemeSafari);
}
PassRefPtr<RenderTheme> RenderTheme::themeForPage(Page* page)
{
static RenderTheme* safariTheme = RenderThemeSafari::create().releaseRef();
static RenderTheme* windowsTheme = RenderThemeWin::create().releaseRef();
// FIXME: This is called before Settings has been initialized by WebKit, so will return a
// potentially wrong answer the very first time it's called (see
// <https://bugs.webkit.org/show_bug.cgi?id=26493>).
if (Settings::shouldPaintNativeControls()) {
RenderTheme::setCustomFocusRingColor(safariTheme->platformFocusRingColor());
return windowsTheme; // keep the reference of one.
}
return safariTheme; // keep the reference of one.
}
#ifdef DEBUG_ALL
SOFT_LINK_DEBUG_LIBRARY(SafariTheme)
#else
SOFT_LINK_LIBRARY(SafariTheme)
#endif
SOFT_LINK(SafariTheme, paintThemePart, void, __stdcall, (ThemePart part, CGContextRef context, const CGRect& rect, NSControlSize size, ThemeControlState state), (part, context, rect, size, state))
#if defined(SAFARI_THEME_VERSION) && SAFARI_THEME_VERSION >= 2
SOFT_LINK(SafariTheme, STPaintProgressIndicator, void, APIENTRY, (ProgressIndicatorType type, CGContextRef context, const CGRect& rect, NSControlSize size, ThemeControlState state, float value), (type, context, rect, size, state, value))
#endif
SOFT_LINK_OPTIONAL(SafariTheme, STCopyThemeColor, CGColorRef, APIENTRY, (unsigned color, SafariTheme::ThemeControlState));
static const unsigned stFocusRingColorID = 4;
static const unsigned aquaFocusRingColor = 0xFF7DADD9;
static RGBA32 makeRGBAFromCGColor(CGColorRef color)
{
const CGFloat* components = CGColorGetComponents(color);
return makeRGBA(255 * components[0], 255 * components[1], 255 * components[2], 255 * components[3]);
}
ThemeControlState RenderThemeSafari::determineState(RenderObject* o) const
{
ThemeControlState result = 0;
if (isActive(o))
result |= SafariTheme::ActiveState;
if (isEnabled(o) && !isReadOnlyControl(o))
result |= SafariTheme::EnabledState;
if (isPressed(o))
result |= SafariTheme::PressedState;
if (isChecked(o))
result |= SafariTheme::CheckedState;
if (isIndeterminate(o))
result |= SafariTheme::IndeterminateCheckedState;
if (isFocused(o))
result |= SafariTheme::FocusedState;
if (isDefault(o))
result |= SafariTheme::DefaultState;
return result;
}
static NSControlSize controlSizeFromRect(const IntRect& rect, const IntSize sizes[])
{
if (sizes[NSRegularControlSize].height() == rect.height())
return NSRegularControlSize;
else if (sizes[NSMiniControlSize].height() == rect.height())
return NSMiniControlSize;
return NSSmallControlSize;
}
RenderThemeSafari::RenderThemeSafari()
{
}
RenderThemeSafari::~RenderThemeSafari()
{
}
Color RenderThemeSafari::platformActiveSelectionBackgroundColor() const
{
return Color(181, 213, 255);
}
Color RenderThemeSafari::platformInactiveSelectionBackgroundColor() const
{
return Color(212, 212, 212);
}
Color RenderThemeSafari::activeListBoxSelectionBackgroundColor() const
{
// FIXME: This should probably just be a darker version of the platformActiveSelectionBackgroundColor
return Color(56, 117, 215);
}
Color RenderThemeSafari::platformFocusRingColor() const
{
static Color focusRingColor;
if (!focusRingColor.isValid()) {
if (STCopyThemeColorPtr()) {
RetainPtr<CGColorRef> color(AdoptCF, STCopyThemeColorPtr()(stFocusRingColorID, SafariTheme::ActiveState));
focusRingColor = makeRGBAFromCGColor(color.get());
}
if (!focusRingColor.isValid())
focusRingColor = aquaFocusRingColor;
}
return focusRingColor;
}
static float systemFontSizeForControlSize(NSControlSize controlSize)
{
static float sizes[] = { 13.0f, 11.0f, 9.0f };
return sizes[controlSize];
}
void RenderThemeSafari::systemFont(int propId, FontDescription& fontDescription) const
{
static FontDescription systemFont;
static FontDescription smallSystemFont;
static FontDescription menuFont;
static FontDescription labelFont;
static FontDescription miniControlFont;
static FontDescription smallControlFont;
static FontDescription controlFont;
FontDescription* cachedDesc;
float fontSize = 0;
switch (propId) {
case CSSValueSmallCaption:
cachedDesc = &smallSystemFont;
if (!smallSystemFont.isAbsoluteSize())
fontSize = systemFontSizeForControlSize(NSSmallControlSize);
break;
case CSSValueMenu:
cachedDesc = &menuFont;
if (!menuFont.isAbsoluteSize())
fontSize = systemFontSizeForControlSize(NSRegularControlSize);
break;
case CSSValueStatusBar:
cachedDesc = &labelFont;
if (!labelFont.isAbsoluteSize())
fontSize = 10.0f;
break;
case CSSValueWebkitMiniControl:
cachedDesc = &miniControlFont;
if (!miniControlFont.isAbsoluteSize())
fontSize = systemFontSizeForControlSize(NSMiniControlSize);
break;
case CSSValueWebkitSmallControl:
cachedDesc = &smallControlFont;
if (!smallControlFont.isAbsoluteSize())
fontSize = systemFontSizeForControlSize(NSSmallControlSize);
break;
case CSSValueWebkitControl:
cachedDesc = &controlFont;
if (!controlFont.isAbsoluteSize())
fontSize = systemFontSizeForControlSize(NSRegularControlSize);
break;
default:
cachedDesc = &systemFont;
if (!systemFont.isAbsoluteSize())
fontSize = 13.0f;
}
if (fontSize) {
cachedDesc->setIsAbsoluteSize(true);
cachedDesc->setGenericFamily(FontDescription::NoFamily);
cachedDesc->firstFamily().setFamily("Lucida Grande");
cachedDesc->setSpecifiedSize(fontSize);
cachedDesc->setWeight(FontWeightNormal);
cachedDesc->setItalic(false);
}
fontDescription = *cachedDesc;
}
bool RenderThemeSafari::isControlStyled(const RenderStyle* style, const BorderData& border,
const FillLayer& background, const Color& backgroundColor) const
{
// If we didn't find SafariTheme.dll we won't be able to paint any themed controls.
if (!SafariThemeLibrary())
return true;
if (style->appearance() == TextFieldPart || style->appearance() == TextAreaPart || style->appearance() == ListboxPart)
return style->border() != border;
return RenderTheme::isControlStyled(style, border, background, backgroundColor);
}
void RenderThemeSafari::adjustRepaintRect(const RenderObject* o, IntRect& r)
{
NSControlSize controlSize = controlSizeForFont(o->style());
switch (o->style()->appearance()) {
case CheckboxPart: {
// We inflate the rect as needed to account for padding included in the cell to accommodate the checkbox
// shadow" and the check. We don't consider this part of the bounds of the control in WebKit.
r = inflateRect(r, checkboxSizes()[controlSize], checkboxMargins(controlSize));
break;
}
case RadioPart: {
// We inflate the rect as needed to account for padding included in the cell to accommodate the checkbox
// shadow" and the check. We don't consider this part of the bounds of the control in WebKit.
r = inflateRect(r, radioSizes()[controlSize], radioMargins(controlSize));
break;
}
case PushButtonPart:
case DefaultButtonPart:
case ButtonPart: {
// We inflate the rect as needed to account for padding included in the cell to accommodate the checkbox
// shadow" and the check. We don't consider this part of the bounds of the control in WebKit.
if (r.height() <= buttonSizes()[NSRegularControlSize].height())
r = inflateRect(r, buttonSizes()[controlSize], buttonMargins(controlSize));
break;
}
case MenulistPart: {
r = inflateRect(r, popupButtonSizes()[controlSize], popupButtonMargins(controlSize));
break;
}
default:
break;
}
}
IntRect RenderThemeSafari::inflateRect(const IntRect& r, const IntSize& size, const int* margins) const
{
// Only do the inflation if the available width/height are too small. Otherwise try to
// fit the glow/check space into the available box's width/height.
int widthDelta = r.width() - (size.width() + margins[leftMargin] + margins[rightMargin]);
int heightDelta = r.height() - (size.height() + margins[topMargin] + margins[bottomMargin]);
IntRect result(r);
if (widthDelta < 0) {
result.setX(result.x() - margins[leftMargin]);
result.setWidth(result.width() - widthDelta);
}
if (heightDelta < 0) {
result.setY(result.y() - margins[topMargin]);
result.setHeight(result.height() - heightDelta);
}
return result;
}
int RenderThemeSafari::baselinePosition(const RenderObject* o) const
{
if (!o->isBox())
return 0;
if (o->style()->appearance() == CheckboxPart || o->style()->appearance() == RadioPart) {
const RenderBox* box = toRenderBox(o);
return box->marginTop() + box->height() - 2; // The baseline is 2px up from the bottom of the checkbox/radio in AppKit.
}
return RenderTheme::baselinePosition(o);
}
bool RenderThemeSafari::controlSupportsTints(const RenderObject* o) const
{
if (!isEnabled(o))
return false;
// Checkboxes only have tint when checked.
if (o->style()->appearance() == CheckboxPart)
return isChecked(o);
// For now assume other controls have tint if enabled.
return true;
}
NSControlSize RenderThemeSafari::controlSizeForFont(RenderStyle* style) const
{
int fontSize = style->fontSize();
if (fontSize >= 16)
return NSRegularControlSize;
if (fontSize >= 11)
return NSSmallControlSize;
return NSMiniControlSize;
}
/*
void RenderThemeSafari::setControlSize(NSCell* cell, const IntSize* sizes, const IntSize& minSize)
{
NSControlSize size;
if (minSize.width() >= sizes[NSRegularControlSize].width() &&
minSize.height() >= sizes[NSRegularControlSize].height())
size = NSRegularControlSize;
else if (minSize.width() >= sizes[NSSmallControlSize].width() &&
minSize.height() >= sizes[NSSmallControlSize].height())
size = NSSmallControlSize;
else
size = NSMiniControlSize;
if (size != [cell controlSize]) // Only update if we have to, since AppKit does work even if the size is the same.
[cell setControlSize:size];
}
*/
IntSize RenderThemeSafari::sizeForFont(RenderStyle* style, const IntSize* sizes) const
{
return sizes[controlSizeForFont(style)];
}
IntSize RenderThemeSafari::sizeForSystemFont(RenderStyle* style, const IntSize* sizes) const
{
return sizes[controlSizeForSystemFont(style)];
}
void RenderThemeSafari::setSizeFromFont(RenderStyle* style, const IntSize* sizes) const
{
// FIXME: Check is flawed, since it doesn't take min-width/max-width into account.
IntSize size = sizeForFont(style, sizes);
if (style->width().isIntrinsicOrAuto() && size.width() > 0)
style->setWidth(Length(size.width(), Fixed));
if (style->height().isAuto() && size.height() > 0)
style->setHeight(Length(size.height(), Fixed));
}
void RenderThemeSafari::setFontFromControlSize(CSSStyleSelector* selector, RenderStyle* style, NSControlSize controlSize) const
{
FontDescription fontDescription;
fontDescription.setIsAbsoluteSize(true);
fontDescription.setGenericFamily(FontDescription::SerifFamily);
float fontSize = systemFontSizeForControlSize(controlSize);
fontDescription.firstFamily().setFamily("Lucida Grande");
fontDescription.setComputedSize(fontSize);
fontDescription.setSpecifiedSize(fontSize);
// Reset line height
style->setLineHeight(RenderStyle::initialLineHeight());
if (style->setFontDescription(fontDescription))
style->font().update(selector->fontSelector());
}
NSControlSize RenderThemeSafari::controlSizeForSystemFont(RenderStyle* style) const
{
int fontSize = style->fontSize();
if (fontSize >= 13)
return NSRegularControlSize;
if (fontSize >= 11)
return NSSmallControlSize;
return NSMiniControlSize;
}
bool RenderThemeSafari::paintCheckbox(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
NSControlSize controlSize = controlSizeForFont(o->style());
IntRect inflatedRect = inflateRect(r, checkboxSizes()[controlSize], checkboxMargins(controlSize));
paintThemePart(SafariTheme::CheckboxPart, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));
return false;
}
const IntSize* RenderThemeSafari::checkboxSizes() const
{
static const IntSize sizes[3] = { IntSize(14, 14), IntSize(12, 12), IntSize(10, 10) };
return sizes;
}
const int* RenderThemeSafari::checkboxMargins(NSControlSize controlSize) const
{
static const int margins[3][4] =
{
{ 2, 2, 2, 2 },
{ 2, 2, 2, 1 },
{ 1, 0, 0, 0 },
};
return margins[controlSize];
}
void RenderThemeSafari::setCheckboxSize(RenderStyle* style) const
{
// If the width and height are both specified, then we have nothing to do.
if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
return;
// Use the font size to determine the intrinsic width of the control.
setSizeFromFont(style, checkboxSizes());
}
bool RenderThemeSafari::paintRadio(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
NSControlSize controlSize = controlSizeForFont(o->style());
IntRect inflatedRect = inflateRect(r, radioSizes()[controlSize], radioMargins(controlSize));
paintThemePart(RadioButtonPart, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));
return false;
}
const IntSize* RenderThemeSafari::radioSizes() const
{
static const IntSize sizes[3] = { IntSize(14, 15), IntSize(12, 13), IntSize(10, 10) };
return sizes;
}
const int* RenderThemeSafari::radioMargins(NSControlSize controlSize) const
{
static const int margins[3][4] =
{
{ 1, 2, 2, 2 },
{ 0, 1, 2, 1 },
{ 0, 0, 1, 0 },
};
return margins[controlSize];
}
void RenderThemeSafari::setRadioSize(RenderStyle* style) const
{
// If the width and height are both specified, then we have nothing to do.
if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
return;
// Use the font size to determine the intrinsic width of the control.
setSizeFromFont(style, radioSizes());
}
void RenderThemeSafari::setButtonPaddingFromControlSize(RenderStyle* style, NSControlSize size) const
{
// Just use 8px. AppKit wants to use 11px for mini buttons, but that padding is just too large
// for real-world Web sites (creating a huge necessary minimum width for buttons whose space is
// by definition constrained, since we select mini only for small cramped environments.
// This also guarantees the HTML4 <button> will match our rendering by default, since we're using a consistent
// padding.
const int padding = 8;
style->setPaddingLeft(Length(padding, Fixed));
style->setPaddingRight(Length(padding, Fixed));
style->setPaddingTop(Length(0, Fixed));
style->setPaddingBottom(Length(0, Fixed));
}
void RenderThemeSafari::adjustButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
// There are three appearance constants for buttons.
// (1) Push-button is the constant for the default Aqua system button. Push buttons will not scale vertically and will not allow
// custom fonts or colors. <input>s use this constant. This button will allow custom colors and font weights/variants but won't
// scale vertically.
// (2) square-button is the constant for the square button. This button will allow custom fonts and colors and will scale vertically.
// (3) Button is the constant that means "pick the best button as appropriate." <button>s use this constant. This button will
// also scale vertically and allow custom fonts and colors. It will attempt to use Aqua if possible and will make this determination
// solely on the rectangle of the control.
// Determine our control size based off our font.
NSControlSize controlSize = controlSizeForFont(style);
if (style->appearance() == PushButtonPart) {
// Ditch the border.
style->resetBorder();
// Height is locked to auto.
style->setHeight(Length(Auto));
// White-space is locked to pre
style->setWhiteSpace(PRE);
// Set the button's vertical size.
setButtonSize(style);
// Add in the padding that we'd like to use.
setButtonPaddingFromControlSize(style, controlSize);
// 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
// a reasonable control size, but once that control size is determined, we throw that font away and use the appropriate
// system font for the control size instead.
setFontFromControlSize(selector, style, controlSize);
} else {
// Set a min-height so that we can't get smaller than the mini button.
style->setMinHeight(Length(15, Fixed));
// Reset the top and bottom borders.
style->resetBorderTop();
style->resetBorderBottom();
}
}
const IntSize* RenderThemeSafari::buttonSizes() const
{
static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
return sizes;
}
const int* RenderThemeSafari::buttonMargins(NSControlSize controlSize) const
{
static const int margins[3][4] =
{
{ 4, 6, 7, 6 },
{ 4, 5, 6, 5 },
{ 0, 1, 1, 1 },
};
return margins[controlSize];
}
void RenderThemeSafari::setButtonSize(RenderStyle* style) const
{
// If the width and height are both specified, then we have nothing to do.
if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
return;
// Use the font size to determine the intrinsic width of the control.
setSizeFromFont(style, buttonSizes());
}
bool RenderThemeSafari::paintButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
// We inflate the rect as needed to account for padding included in the cell to accommodate the button
// shadow. We don't consider this part of the bounds of the control in WebKit.
NSControlSize controlSize = controlSizeFromRect(r, buttonSizes());
IntRect inflatedRect = r;
ThemePart part;
if (r.height() <= buttonSizes()[NSRegularControlSize].height()) {
// Push button
part = SafariTheme::PushButtonPart;
IntSize size = buttonSizes()[controlSize];
size.setWidth(r.width());
// Center the button within the available space.
if (inflatedRect.height() > size.height()) {
inflatedRect.setY(inflatedRect.y() + (inflatedRect.height() - size.height()) / 2);
inflatedRect.setHeight(size.height());
}
// Now inflate it to account for the shadow.
inflatedRect = inflateRect(inflatedRect, size, buttonMargins(controlSize));
} else
part = SafariTheme::SquareButtonPart;
paintThemePart(part, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));
return false;
}
bool RenderThemeSafari::paintTextField(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
paintThemePart(SafariTheme::TextFieldPart, paintInfo.context->platformContext(), r, (NSControlSize)0, determineState(o) & ~FocusedState);
return false;
}
void RenderThemeSafari::adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const
{
}
bool RenderThemeSafari::paintCapsLockIndicator(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
#if defined(SAFARI_THEME_VERSION) && SAFARI_THEME_VERSION >= 1
ASSERT(SafariThemeLibrary());
if (paintInfo.context->paintingDisabled())
return true;
paintThemePart(CapsLockPart, paintInfo.context->platformContext(), r, (NSControlSize)0, (ThemeControlState)0);
return false;
#else
return true;
#endif
}
bool RenderThemeSafari::paintTextArea(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
paintThemePart(SafariTheme::TextAreaPart, paintInfo.context->platformContext(), r, (NSControlSize)0, determineState(o) & ~FocusedState);
return false;
}
void RenderThemeSafari::adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const
{
}
const int* RenderThemeSafari::popupButtonMargins(NSControlSize size) const
{
static const int margins[3][4] =
{
{ 2, 3, 3, 3 },
{ 1, 3, 3, 3 },
{ 0, 1, 0, 1 }
};
return margins[size];
}
const IntSize* RenderThemeSafari::popupButtonSizes() const
{
static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
return sizes;
}
const int* RenderThemeSafari::popupButtonPadding(NSControlSize size) const
{
static const int padding[3][4] =
{
{ 2, 26, 3, 8 },
{ 2, 23, 3, 8 },
{ 2, 22, 3, 10 }
};
return padding[size];
}
bool RenderThemeSafari::paintMenuList(RenderObject* o, const PaintInfo& info, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
NSControlSize controlSize = controlSizeFromRect(r, popupButtonSizes());
IntRect inflatedRect = r;
IntSize size = popupButtonSizes()[controlSize];
size.setWidth(r.width());
// Now inflate it to account for the shadow.
if (r.width() >= minimumMenuListSize(o->style()))
inflatedRect = inflateRect(inflatedRect, size, popupButtonMargins(controlSize));
paintThemePart(DropDownButtonPart, info.context->platformContext(), inflatedRect, controlSize, determineState(o));
return false;
}
const float baseFontSize = 11.0f;
const float baseArrowHeight = 5.0f;
const float baseArrowWidth = 7.0f;
const int arrowPaddingLeft = 5;
const int arrowPaddingRight = 5;
const int paddingBeforeSeparator = 4;
const int baseBorderRadius = 5;
const int styledPopupPaddingLeft = 8;
const int styledPopupPaddingTop = 1;
const int styledPopupPaddingBottom = 2;
static void TopGradientInterpolate(void* info, const CGFloat* inData, CGFloat* outData)
{
static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.4f };
static float light[4] = { 1.0f, 1.0f, 1.0f, 0.15f };
float a = inData[0];
int i = 0;
for (i = 0; i < 4; i++)
outData[i] = (1.0f - a) * dark[i] + a * light[i];
}
static void BottomGradientInterpolate(void* info, const CGFloat* inData, CGFloat* outData)
{
static float dark[4] = { 1.0f, 1.0f, 1.0f, 0.0f };
static float light[4] = { 1.0f, 1.0f, 1.0f, 0.3f };
float a = inData[0];
int i = 0;
for (i = 0; i < 4; i++)
outData[i] = (1.0f - a) * dark[i] + a * light[i];
}
static void MainGradientInterpolate(void* info, const CGFloat* inData, CGFloat* outData)
{
static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.15f };
static float light[4] = { 0.0f, 0.0f, 0.0f, 0.0f };
float a = inData[0];
int i = 0;
for (i = 0; i < 4; i++)
outData[i] = (1.0f - a) * dark[i] + a * light[i];
}
static void TrackGradientInterpolate(void* info, const CGFloat* inData, CGFloat* outData)
{
static float dark[4] = { 0.0f, 0.0f, 0.0f, 0.678f };
static float light[4] = { 0.0f, 0.0f, 0.0f, 0.13f };
float a = inData[0];
int i = 0;
for (i = 0; i < 4; i++)
outData[i] = (1.0f - a) * dark[i] + a * light[i];
}
void RenderThemeSafari::paintMenuListButtonGradients(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
if (r.isEmpty())
return;
CGContextRef context = paintInfo.context->platformContext();
paintInfo.context->save();
RoundedIntRect bound = o->style()->getRoundedBorderFor(r);
int radius = bound.radii().topLeft().width();
CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
FloatRect topGradient(r.x(), r.y(), r.width(), r.height() / 2.0f);
struct CGFunctionCallbacks topCallbacks = { 0, TopGradientInterpolate, NULL };
RetainPtr<CGFunctionRef> topFunction(AdoptCF, CGFunctionCreate(NULL, 1, NULL, 4, NULL, &topCallbacks));
RetainPtr<CGShadingRef> topShading(AdoptCF, CGShadingCreateAxial(cspace, CGPointMake(topGradient.x(), topGradient.y()), CGPointMake(topGradient.x(), topGradient.maxY()), topFunction.get(), false, false));
FloatRect bottomGradient(r.x() + radius, r.y() + r.height() / 2.0f, r.width() - 2.0f * radius, r.height() / 2.0f);
struct CGFunctionCallbacks bottomCallbacks = { 0, BottomGradientInterpolate, NULL };
RetainPtr<CGFunctionRef> bottomFunction(AdoptCF, CGFunctionCreate(NULL, 1, NULL, 4, NULL, &bottomCallbacks));
RetainPtr<CGShadingRef> bottomShading(AdoptCF, CGShadingCreateAxial(cspace, CGPointMake(bottomGradient.x(), bottomGradient.y()), CGPointMake(bottomGradient.x(), bottomGradient.maxY()), bottomFunction.get(), false, false));
struct CGFunctionCallbacks mainCallbacks = { 0, MainGradientInterpolate, NULL };
RetainPtr<CGFunctionRef> mainFunction(AdoptCF, CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
RetainPtr<CGShadingRef> mainShading(AdoptCF, CGShadingCreateAxial(cspace, CGPointMake(r.x(), r.y()), CGPointMake(r.x(), r.maxY()), mainFunction.get(), false, false));
RetainPtr<CGShadingRef> leftShading(AdoptCF, CGShadingCreateAxial(cspace, CGPointMake(r.x(), r.y()), CGPointMake(r.x() + radius, r.y()), mainFunction.get(), false, false));
RetainPtr<CGShadingRef> rightShading(AdoptCF, CGShadingCreateAxial(cspace, CGPointMake(r.maxX(), r.y()), CGPointMake(r.maxX() - radius, r.y()), mainFunction.get(), false, false));
paintInfo.context->save();
CGContextClipToRect(context, bound.rect());
paintInfo.context->addRoundedRectClip(bound);
CGContextDrawShading(context, mainShading.get());
paintInfo.context->restore();
paintInfo.context->save();
CGContextClipToRect(context, topGradient);
paintInfo.context->addRoundedRectClip(RoundedIntRect(enclosingIntRect(topGradient), bound.radii().topLeft(), bound.radii().topRight(), IntSize(), IntSize()));
CGContextDrawShading(context, topShading.get());
paintInfo.context->restore();
if (!bottomGradient.isEmpty()) {
paintInfo.context->save();
CGContextClipToRect(context, bottomGradient);
paintInfo.context->addRoundedRectClip(RoundedIntRect(enclosingIntRect(bottomGradient), IntSize(), IntSize(), bound.radii().bottomLeft(), bound.radii().bottomRight()));
CGContextDrawShading(context, bottomShading.get());
paintInfo.context->restore();
}
paintInfo.context->save();
CGContextClipToRect(context, bound.rect());
paintInfo.context->addRoundedRectClip(bound);
CGContextDrawShading(context, leftShading.get());
CGContextDrawShading(context, rightShading.get());
paintInfo.context->restore();
paintInfo.context->restore();
}
bool RenderThemeSafari::paintMenuListButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
IntRect bounds = IntRect(r.x() + o->style()->borderLeftWidth(),
r.y() + o->style()->borderTopWidth(),
r.width() - o->style()->borderLeftWidth() - o->style()->borderRightWidth(),
r.height() - o->style()->borderTopWidth() - o->style()->borderBottomWidth());
// Draw the gradients to give the styled popup menu a button appearance
paintMenuListButtonGradients(o, paintInfo, bounds);
// Since we actually know the size of the control here, we restrict the font scale to make sure the arrow will fit vertically in the bounds
float fontScale = min(o->style()->fontSize() / baseFontSize, bounds.height() / baseArrowHeight);
float centerY = bounds.y() + bounds.height() / 2.0f;
float arrowHeight = baseArrowHeight * fontScale;
float arrowWidth = baseArrowWidth * fontScale;
float leftEdge = bounds.maxX() - arrowPaddingRight - arrowWidth;
if (bounds.width() < arrowWidth + arrowPaddingLeft)
return false;
paintInfo.context->save();
paintInfo.context->setFillColor(o->style()->visitedDependentColor(CSSPropertyColor), ColorSpaceDeviceRGB);
paintInfo.context->setStrokeColor(NoStroke, ColorSpaceDeviceRGB);
FloatPoint arrow[3];
arrow[0] = FloatPoint(leftEdge, centerY - arrowHeight / 2.0f);
arrow[1] = FloatPoint(leftEdge + arrowWidth, centerY - arrowHeight / 2.0f);
arrow[2] = FloatPoint(leftEdge + arrowWidth / 2.0f, centerY + arrowHeight / 2.0f);
// Draw the arrow
paintInfo.context->drawConvexPolygon(3, arrow, true);
Color leftSeparatorColor(0, 0, 0, 40);
Color rightSeparatorColor(255, 255, 255, 40);
// FIXME: Should the separator thickness and space be scaled up by fontScale?
int separatorSpace = 2;
int leftEdgeOfSeparator = static_cast<int>(leftEdge - arrowPaddingLeft); // FIXME: Round?
// Draw the separator to the left of the arrows
paintInfo.context->setStrokeThickness(1.0f);
paintInfo.context->setStrokeStyle(SolidStroke);
paintInfo.context->setStrokeColor(leftSeparatorColor, ColorSpaceDeviceRGB);
paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator, bounds.y()),
IntPoint(leftEdgeOfSeparator, bounds.maxY()));
paintInfo.context->setStrokeColor(rightSeparatorColor, ColorSpaceDeviceRGB);
paintInfo.context->drawLine(IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.y()),
IntPoint(leftEdgeOfSeparator + separatorSpace, bounds.maxY()));
paintInfo.context->restore();
return false;
}
void RenderThemeSafari::adjustMenuListStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
NSControlSize controlSize = controlSizeForFont(style);
style->resetBorder();
style->resetPadding();
// Height is locked to auto.
style->setHeight(Length(Auto));
// White-space is locked to pre
style->setWhiteSpace(PRE);
// Set the foreground color to black or gray when we have the aqua look.
// Cast to RGB32 is to work around a compiler bug.
style->setColor(e && e->isEnabledFormControl() ? static_cast<RGBA32>(Color::black) : Color::darkGray);
// Set the button's vertical size.
setButtonSize(style);
// 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
// a reasonable control size, but once that control size is determined, we throw that font away and use the appropriate
// system font for the control size instead.
setFontFromControlSize(selector, style, controlSize);
}
int RenderThemeSafari::popupInternalPaddingLeft(RenderStyle* style) const
{
if (style->appearance() == MenulistPart)
return popupButtonPadding(controlSizeForFont(style))[leftPadding];
if (style->appearance() == MenulistButtonPart)
return styledPopupPaddingLeft;
return 0;
}
int RenderThemeSafari::popupInternalPaddingRight(RenderStyle* style) const
{
if (style->appearance() == MenulistPart)
return popupButtonPadding(controlSizeForFont(style))[rightPadding];
if (style->appearance() == MenulistButtonPart) {
float fontScale = style->fontSize() / baseFontSize;
float arrowWidth = baseArrowWidth * fontScale;
return static_cast<int>(ceilf(arrowWidth + arrowPaddingLeft + arrowPaddingRight + paddingBeforeSeparator));
}
return 0;
}
int RenderThemeSafari::popupInternalPaddingTop(RenderStyle* style) const
{
if (style->appearance() == MenulistPart)
return popupButtonPadding(controlSizeForFont(style))[topPadding];
if (style->appearance() == MenulistButtonPart)
return styledPopupPaddingTop;
return 0;
}
int RenderThemeSafari::popupInternalPaddingBottom(RenderStyle* style) const
{
if (style->appearance() == MenulistPart)
return popupButtonPadding(controlSizeForFont(style))[bottomPadding];
if (style->appearance() == MenulistButtonPart)
return styledPopupPaddingBottom;
return 0;
}
void RenderThemeSafari::adjustMenuListButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
float fontScale = style->fontSize() / baseFontSize;
style->resetPadding();
style->setBorderRadius(IntSize(int(baseBorderRadius + fontScale - 1), int(baseBorderRadius + fontScale - 1))); // FIXME: Round up?
const int minHeight = 15;
style->setMinHeight(Length(minHeight, Fixed));
style->setLineHeight(RenderStyle::initialLineHeight());
}
const IntSize* RenderThemeSafari::menuListSizes() const
{
static const IntSize sizes[3] = { IntSize(9, 0), IntSize(5, 0), IntSize(0, 0) };
return sizes;
}
int RenderThemeSafari::minimumMenuListSize(RenderStyle* style) const
{
return sizeForSystemFont(style, menuListSizes()).width();
}
const int trackWidth = 5;
const int trackRadius = 2;
bool RenderThemeSafari::paintSliderTrack(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
IntSize radius(trackRadius, trackRadius);
RoundedIntRect bounds(r, radius, radius, radius, radius);
if (o->style()->appearance() == SliderHorizontalPart)
bounds.setRect(IntRect(r.x(),
r.y() + r.height() / 2 - trackWidth / 2,
r.width(),
trackWidth));
else if (o->style()->appearance() == SliderVerticalPart)
bounds.setRect(IntRect(r.x() + r.width() / 2 - trackWidth / 2,
r.y(),
trackWidth,
r.height()));
CGContextRef context = paintInfo.context->platformContext();
CGColorSpaceRef cspace = deviceRGBColorSpaceRef();
paintInfo.context->save();
CGContextClipToRect(context, bounds.rect());
struct CGFunctionCallbacks mainCallbacks = { 0, TrackGradientInterpolate, NULL };
RetainPtr<CGFunctionRef> mainFunction(AdoptCF, CGFunctionCreate(NULL, 1, NULL, 4, NULL, &mainCallbacks));
RetainPtr<CGShadingRef> mainShading;
if (o->style()->appearance() == SliderVerticalPart)
mainShading.adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.rect().x(), bounds.rect().maxY()), CGPointMake(bounds.rect().maxX(), bounds.rect().maxY()), mainFunction.get(), false, false));
else
mainShading.adoptCF(CGShadingCreateAxial(cspace, CGPointMake(bounds.rect().x(), bounds.rect().y()), CGPointMake(bounds.rect().x(), bounds.rect().maxY()), mainFunction.get(), false, false));
paintInfo.context->addRoundedRectClip(bounds);
CGContextDrawShading(context, mainShading.get());
paintInfo.context->restore();
return false;
}
void RenderThemeSafari::adjustSliderThumbStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
style->setBoxShadow(0);
}
const float verticalSliderHeightPadding = 0.1f;
bool RenderThemeSafari::paintSliderThumb(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
ASSERT(o->parent()->isSlider());
bool pressed = toRenderSlider(o->parent())->inDragMode();
ThemeControlState state = determineState(o->parent());
state &= ~SafariTheme::PressedState;
if (pressed)
state |= SafariTheme::PressedState;
paintThemePart(SliderThumbPart, paintInfo.context->platformContext(), r, NSSmallControlSize, state);
return false;
}
const int sliderThumbWidth = 15;
const int sliderThumbHeight = 15;
void RenderThemeSafari::adjustSliderThumbSize(RenderObject* o) const
{
if (o->style()->appearance() == SliderThumbHorizontalPart || o->style()->appearance() == SliderThumbVerticalPart) {
o->style()->setWidth(Length(sliderThumbWidth, Fixed));
o->style()->setHeight(Length(sliderThumbHeight, Fixed));
}
#if ENABLE(VIDEO)
else if (o->style()->appearance() == MediaSliderThumbPart)
RenderMediaControls::adjustMediaSliderThumbSize(o);
#endif
}
bool RenderThemeSafari::paintSearchField(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
ASSERT(SafariThemeLibrary());
paintThemePart(SafariTheme::SearchFieldPart, paintInfo.context->platformContext(), r, controlSizeFromRect(r, searchFieldSizes()), determineState(o));
return false;
}
const IntSize* RenderThemeSafari::searchFieldSizes() const
{
static const IntSize sizes[3] = { IntSize(0, 22), IntSize(0, 19), IntSize(0, 15) };
return sizes;
}
void RenderThemeSafari::setSearchFieldSize(RenderStyle* style) const
{
// If the width and height are both specified, then we have nothing to do.
if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
return;
// Use the font size to determine the intrinsic width of the control.
setSizeFromFont(style, searchFieldSizes());
}
void RenderThemeSafari::adjustSearchFieldStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
// Override border.
style->resetBorder();
const short borderWidth = 2;
style->setBorderLeftWidth(borderWidth);
style->setBorderLeftStyle(INSET);
style->setBorderRightWidth(borderWidth);
style->setBorderRightStyle(INSET);
style->setBorderBottomWidth(borderWidth);
style->setBorderBottomStyle(INSET);
style->setBorderTopWidth(borderWidth);
style->setBorderTopStyle(INSET);
// Override height.
style->setHeight(Length(Auto));
setSearchFieldSize(style);
// Override padding size to match AppKit text positioning.
const int padding = 1;
style->setPaddingLeft(Length(padding, Fixed));
style->setPaddingRight(Length(padding, Fixed));
style->setPaddingTop(Length(padding, Fixed));
style->setPaddingBottom(Length(padding, Fixed));
NSControlSize controlSize = controlSizeForFont(style);
setFontFromControlSize(selector, style, controlSize);
}
bool RenderThemeSafari::paintSearchFieldCancelButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect&)
{
ASSERT(SafariThemeLibrary());
Node* input = o->node()->shadowAncestorNode();
ASSERT(input);
RenderObject* renderer = input->renderer();
ASSERT(renderer);
IntRect searchRect = renderer->absoluteBoundingBoxRect();
paintThemePart(SafariTheme::SearchFieldCancelButtonPart, paintInfo.context->platformContext(), searchRect, controlSizeFromRect(searchRect, searchFieldSizes()), determineState(o));
return false;
}
const IntSize* RenderThemeSafari::cancelButtonSizes() const
{
static const IntSize sizes[3] = { IntSize(16, 13), IntSize(13, 11), IntSize(13, 9) };
return sizes;
}
void RenderThemeSafari::adjustSearchFieldCancelButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
IntSize size = sizeForSystemFont(style, cancelButtonSizes());
style->setWidth(Length(size.width(), Fixed));
style->setHeight(Length(size.height(), Fixed));
}
const IntSize* RenderThemeSafari::resultsButtonSizes() const
{
static const IntSize sizes[3] = { IntSize(19, 13), IntSize(17, 11), IntSize(17, 9) };
return sizes;
}
const int emptyResultsOffset = 9;
void RenderThemeSafari::adjustSearchFieldDecorationStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
IntSize size = sizeForSystemFont(style, resultsButtonSizes());
style->setWidth(Length(size.width() - emptyResultsOffset, Fixed));
style->setHeight(Length(size.height(), Fixed));
}
bool RenderThemeSafari::paintSearchFieldDecoration(RenderObject*, const PaintInfo&, const IntRect&)
{
return false;
}
void RenderThemeSafari::adjustSearchFieldResultsDecorationStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
IntSize size = sizeForSystemFont(style, resultsButtonSizes());
style->setWidth(Length(size.width(), Fixed));
style->setHeight(Length(size.height(), Fixed));
}
bool RenderThemeSafari::paintSearchFieldResultsDecoration(RenderObject* o, const PaintInfo& paintInfo, const IntRect&)
{
ASSERT(SafariThemeLibrary());
Node* input = o->node()->shadowAncestorNode();
ASSERT(input);
RenderObject* renderer = input->renderer();
ASSERT(renderer);
IntRect searchRect = renderer->absoluteBoundingBoxRect();
paintThemePart(SafariTheme::SearchFieldResultsDecorationPart, paintInfo.context->platformContext(), searchRect, controlSizeFromRect(searchRect, searchFieldSizes()), determineState(o));
return false;
}
const int resultsArrowWidth = 5;
void RenderThemeSafari::adjustSearchFieldResultsButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
IntSize size = sizeForSystemFont(style, resultsButtonSizes());
style->setWidth(Length(size.width() + resultsArrowWidth, Fixed));
style->setHeight(Length(size.height(), Fixed));
}
bool RenderThemeSafari::paintSearchFieldResultsButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect&)
{
ASSERT(SafariThemeLibrary());
Node* input = o->node()->shadowAncestorNode();
ASSERT(input);
RenderObject* renderer = input->renderer();
ASSERT(renderer);
IntRect searchRect = renderer->absoluteBoundingBoxRect();
paintThemePart(SafariTheme::SearchFieldResultsButtonPart, paintInfo.context->platformContext(), searchRect, controlSizeFromRect(searchRect, searchFieldSizes()), determineState(o));
return false;
}
#if ENABLE(VIDEO)
bool RenderThemeSafari::paintMediaFullscreenButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaFullscreenButton, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaMuteButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaMuteButton, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaPlayButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaPlayButton, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaSeekBackButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaSeekBackButton, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaSeekForwardButton(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaSeekForwardButton, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaSliderTrack(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaSlider, o, paintInfo, r);
}
bool RenderThemeSafari::paintMediaSliderThumb(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
{
return RenderMediaControls::paintMediaControlsPart(MediaSliderThumb, o, paintInfo, r);
}
#endif
} // namespace WebCore
#endif // #if USE(SAFARI_THEME)