#include "config.h"
#include "CanvasStyle.h"
#include "CanvasGradient.h"
#include "CanvasPattern.h"
#include "GraphicsContext.h"
#include "cssparser.h"
#include <wtf/PassRefPtr.h>
namespace WebCore {
CanvasStyle::CanvasStyle(const String& color)
: m_type(ColorString), m_color(color)
{
}
CanvasStyle::CanvasStyle(float grayLevel)
: m_type(GrayLevel), m_alpha(1), m_grayLevel(grayLevel)
{
}
CanvasStyle::CanvasStyle(const String& color, float alpha)
: m_type(ColorStringWithAlpha), m_color(color), m_alpha(alpha)
{
}
CanvasStyle::CanvasStyle(float grayLevel, float alpha)
: m_type(GrayLevel), m_alpha(alpha), m_grayLevel(grayLevel)
{
}
CanvasStyle::CanvasStyle(float r, float g, float b, float a)
: m_type(RGBA), m_alpha(a), m_red(r), m_green(g), m_blue(b)
{
}
CanvasStyle::CanvasStyle(float c, float m, float y, float k, float a)
: m_type(CMYKA), m_alpha(a), m_cyan(c), m_magenta(m), m_yellow(y), m_black(k)
{
}
CanvasStyle::CanvasStyle(PassRefPtr<CanvasGradient> gradient)
: m_type(gradient ? Gradient : ColorString), m_gradient(gradient)
{
}
CanvasStyle::CanvasStyle(PassRefPtr<CanvasPattern> pattern)
: m_type(pattern ? ImagePattern : ColorString), m_pattern(pattern)
{
}
void CanvasStyle::applyStrokeColor(GraphicsContext* context)
{
if (!context)
return;
switch (m_type) {
case ColorString: {
RGBA32 color = CSSParser::parseColor(m_color);
#if __APPLE__
CGContextSetRGBStrokeColor(context->platformContext(),
((color >> 16) & 0xFF) / 255.0,
((color >> 8) & 0xFF) / 255.0,
(color & 0xFF) / 255.0,
((color >> 24) & 0xFF) / 255.0);
#endif
break;
}
case ColorStringWithAlpha: {
RGBA32 color = CSSParser::parseColor(m_color);
#if __APPLE__
CGContextSetRGBStrokeColor(context->platformContext(),
((color >> 16) & 0xFF) / 255.0,
((color >> 8) & 0xFF) / 255.0,
(color & 0xFF) / 255.0,
m_alpha);
#endif
break;
}
case GrayLevel:
#if __APPLE__
CGContextSetGrayStrokeColor(context->platformContext(), m_grayLevel, m_alpha);
#endif
break;
case RGBA:
#if __APPLE__
CGContextSetRGBStrokeColor(context->platformContext(), m_red, m_green, m_blue, m_alpha);
#endif
break;
case CMYKA:
#if __APPLE__
CGContextSetCMYKStrokeColor(context->platformContext(), m_cyan, m_magenta, m_yellow, m_black, m_alpha);
#endif
break;
case Gradient:
case ImagePattern:
break;
}
}
void CanvasStyle::applyFillColor(GraphicsContext* context)
{
if (!context)
return;
switch (m_type) {
case ColorString: {
RGBA32 color = CSSParser::parseColor(m_color);
#if __APPLE__
CGContextSetRGBFillColor(context->platformContext(),
((color >> 16) & 0xFF) / 255.0,
((color >> 8) & 0xFF) / 255.0,
(color & 0xFF) / 255.0,
((color >> 24) & 0xFF) / 255.0);
#endif
break;
}
case ColorStringWithAlpha: {
RGBA32 color = CSSParser::parseColor(m_color);
#if __APPLE__
CGContextSetRGBFillColor(context->platformContext(),
((color >> 16) & 0xFF) / 255.0,
((color >> 8) & 0xFF) / 255.0,
(color & 0xFF) / 255.0,
m_alpha);
#endif
break;
}
case GrayLevel:
#if __APPLE__
CGContextSetGrayFillColor(context->platformContext(), m_grayLevel, m_alpha);
#endif
break;
case RGBA:
#if __APPLE__
CGContextSetRGBFillColor(context->platformContext(), m_red, m_green, m_blue, m_alpha);
#endif
break;
case CMYKA:
#if __APPLE__
CGContextSetCMYKFillColor(context->platformContext(), m_cyan, m_magenta, m_yellow, m_black, m_alpha);
#endif
break;
case Gradient:
case ImagePattern:
break;
}
}
}