void GraphicsContext::fillPath(const Path& path)
{
if (paintingDisabled())
return;
CGContextRef context = platformContext();
CGContextBeginPath(context);
CGContextAddPath(context, path.platformPath());
if (m_state.fillGradient) {
CGContextSaveGState(context);
if (fillRule() == RULE_EVENODD)
CGContextEOClip(context);
else
CGContextClip(context);
CGContextConcatCTM(context, m_state.fillGradient->gradientSpaceTransform());
m_state.fillGradient->paint(this);
CGContextRestoreGState(context);
return;
}
if (m_state.fillPattern)
applyFillPattern();
fillPathWithFillRule(context, fillRule());
}
//-----------------------------------------------------------------------------
void CGDrawContext::fillLinearGradient (CGraphicsPath* _path, const CGradient& gradient, const CPoint& startPoint, const CPoint& endPoint, bool evenOdd, CGraphicsTransform* t)
{
QuartzGraphicsPath* path = dynamic_cast<QuartzGraphicsPath*> (_path);
if (path == 0)
return;
const QuartzGradient* cgGradient = dynamic_cast<const QuartzGradient*> (&gradient);
if (cgGradient == 0)
return;
CGContextRef cgContext = beginCGContext (true, currentState.drawMode.integralMode ());
if (cgContext)
{
if (t)
{
CGContextSaveGState (cgContext);
CGAffineTransform transform = QuartzGraphicsPath::createCGAfflineTransform (*t);
CGContextConcatCTM (cgContext, transform);
CGContextAddPath (cgContext, path->getCGPathRef ());
CGContextRestoreGState (cgContext);
}
else
CGContextAddPath (cgContext, path->getCGPathRef ());
if (evenOdd)
CGContextEOClip (cgContext);
else
CGContextClip (cgContext);
CGContextDrawLinearGradient (cgContext, *cgGradient, CGPointMake (startPoint.x, startPoint.y), CGPointMake (endPoint.x, endPoint.y), kCGGradientDrawsBeforeStartLocation | kCGGradientDrawsAfterEndLocation);
releaseCGContext (cgContext);
}
}
void SVGPaintServer::clipToFillPath(CGContextRef context, const RenderPath* path) const
{
if (path->style()->svgStyle()->fillRule() == RULE_EVENODD)
CGContextEOClip(context);
else
CGContextClip(context);
}
void GraphicsContext::clipOut(const Path& path)
{
if (paintingDisabled())
return;
CGContextBeginPath(platformContext());
CGContextAddRect(platformContext(), CGContextGetClipBoundingBox(platformContext()));
CGContextAddPath(platformContext(), path.platformPath());
CGContextEOClip(platformContext());
}
void GraphicsContext::clipOut(const IntRect& rect)
{
if (paintingDisabled())
return;
CGRect rects[2] = { CGContextGetClipBoundingBox(platformContext()), rect };
CGContextBeginPath(platformContext());
CGContextAddRects(platformContext(), rects, 2);
CGContextEOClip(platformContext());
}
void GraphicsContext::clipOutEllipseInRect(const IntRect& rect)
{
if (paintingDisabled())
return;
CGContextBeginPath(platformContext());
CGContextAddRect(platformContext(), CGContextGetClipBoundingBox(platformContext()));
CGContextAddEllipseInRect(platformContext(), rect);
CGContextEOClip(platformContext());
}
void InitButton(unsigned w, unsigned h)
{
CGColorSpaceRef colorspace;
CGContextRef gc;
unsigned char *data;
float cx, cy;
data = (unsigned char *)malloc(w * h * 4);
colorspace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
gc = CGBitmapContextCreate(data, w, h, 8, w * 4, colorspace,
kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host);
cx = CENTERX * w;
cy = CENTERY * h;
// background
CGContextTranslateCTM(gc, 0.0, h);
CGContextScaleCTM(gc, 1.0, -1.0);
CGContextClearRect(gc, CGRectMake(0, 0, w, h));
CGContextSetRGBFillColor(gc, 0.0, 0.0, 0.0, 0.8);
AddRoundedRectToPath(gc, CGRectMake(w*0.05, h*0.5 - 32, w*0.9, 64), 32, 32);
CGContextFillPath(gc);
CGGradientRef gradient;
size_t num_locations = 2;
CGFloat locations[2] = { 0.0, 1.0 };
CGFloat components[8] = { 1.0, 1.0, 1.0, 0.5, // Start color
0.0, 0.0, 0.0, 0.0
}; // End color
gradient = CGGradientCreateWithColorComponents (colorspace, components,
locations, num_locations);
// top bevel
CGContextSaveGState(gc);
AddRoundedRectToPath(gc, CGRectMake(w*0.05, h*0.5 - 32, w*0.9, 64), 32, 32);
CGContextEOClip(gc);
CGContextDrawLinearGradient (gc, gradient,
CGPointMake(cx, cy + 32),
CGPointMake(cx, cy), 0);
CGContextDrawLinearGradient (gc, gradient,
CGPointMake(cx, cy - 32),
CGPointMake(cx, cy - 16), 0);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8, w, h, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
CGContextRelease(gc);
CGColorSpaceRelease(colorspace);
free(data);
}
void GraphicsContext::addInnerRoundedRectClip(const IntRect& rect, int thickness)
{
if (paintingDisabled())
return;
clip(rect);
CGContextRef context = platformContext();
// Add outer ellipse
CGContextAddEllipseInRect(context, CGRectMake(rect.x(), rect.y(), rect.width(), rect.height()));
// Add inner ellipse.
CGContextAddEllipseInRect(context, CGRectMake(rect.x() + thickness, rect.y() + thickness,
rect.width() - (thickness * 2), rect.height() - (thickness * 2)));
CGContextEOClip(context);
}
void GraphicsContext::clipPath(const Path& path, WindRule clipRule)
{
if (paintingDisabled())
return;
if (path.isEmpty())
return;
CGContextRef context = platformContext();
CGContextBeginPath(platformContext());
CGContextAddPath(platformContext(), path.platformPath());
if (clipRule == RULE_EVENODD)
CGContextEOClip(context);
else
CGContextClip(context);
}
//-----------------------------------------------------------------------------
void CGDrawContext::fillLinearGradient (CGraphicsPath* _path, const CGradient& gradient, const CPoint& startPoint, const CPoint& endPoint, bool evenOdd, CGraphicsTransform* t)
{
QuartzGraphicsPath* path = dynamic_cast<QuartzGraphicsPath*> (_path);
if (path == 0)
return;
const QuartzGradient* cgGradient = dynamic_cast<const QuartzGradient*> (&gradient);
if (cgGradient == 0)
return;
CGContextRef context = beginCGContext (true, getDrawMode ().integralMode ());
if (context)
{
CGPoint start = CGPointFromCPoint (startPoint);
CGPoint end = CGPointFromCPoint (endPoint);
if (getDrawMode ().integralMode ())
{
path->pixelAlign (this, t);
applyLineWidthCTM (context);
CGContextAddPath (context, path->getCGPathRef ());
start = pixelAlligned (start);
end = pixelAlligned (end);
}
else if (t)
{
CGContextSaveGState (context);
CGAffineTransform transform = QuartzGraphicsPath::createCGAffineTransform (*t);
CGContextConcatCTM (context, transform);
CGContextAddPath (context, path->getCGPathRef ());
CGContextRestoreGState (context);
}
else
CGContextAddPath (context, path->getCGPathRef ());
if (evenOdd)
CGContextEOClip (context);
else
CGContextClip (context);
CGContextDrawLinearGradient (context, *cgGradient, start, end, kCGGradientDrawsBeforeStartLocation | kCGGradientDrawsAfterEndLocation);
releaseCGContext (context);
}
}
FX_BOOL CFX_QuartzDeviceDriver::SetClip_PathFill(const CFX_PathData* pathData,
const CFX_AffineMatrix* matrix,
int fillMode )
{
SaveState();
CGAffineTransform m = CGAffineTransformIdentity;
if (matrix) {
m = CGAffineTransformMake(matrix->GetA(), matrix->GetB(), matrix->GetC(), matrix->GetD(), matrix->GetE(), matrix->GetF());
}
m = CGAffineTransformConcat(m, _foxitDevice2User);
CGContextConcatCTM(_context, m);
setPathToContext(pathData);
RestoreState(FALSE);
if ((fillMode & 3) == FXFILL_WINDING) {
CGContextClip(_context);
} else {
CGContextEOClip(_context);
}
return TRUE;
}
void GraphicsContext::clipPath(const Path& path, WindRule clipRule)
{
if (paintingDisabled())
return;
// FIXME: Why does this method ignore empty paths?
if (path.isEmpty())
return;
wxGraphicsContext* gc = m_data->context->GetGraphicsContext();
#if wxUSE_CAIRO
cairo_t* cr = (cairo_t*)gc->GetNativeContext();
cairo_path_t* nativePath = (cairo_path_t*)path.platformPath()->GetNativePath();
cairo_new_path(cr);
cairo_append_path(cr, nativePath);
cairo_set_fill_rule(cr, clipRule == RULE_EVENODD ? CAIRO_FILL_RULE_EVEN_ODD : CAIRO_FILL_RULE_WINDING);
cairo_clip(cr);
#elif __WXMAC__
CGContextRef context = (CGContextRef)gc->GetNativeContext();
CGPathRef nativePath = (CGPathRef)path.platformPath()->GetNativePath();
CGContextBeginPath(context);
CGContextAddPath(context, nativePath);
if (clipRule == RULE_EVENODD)
CGContextEOClip(context);
else
CGContextClip(context);
#elif __WXMSW__
Gdiplus::Graphics* g = (Gdiplus::Graphics*)gc->GetNativeContext();
Gdiplus::GraphicsPath* nativePath = (Gdiplus::GraphicsPath*)path.platformPath()->GetNativePath();
if (clipRule == RULE_EVENODD)
nativePath->SetFillMode(Gdiplus::FillModeAlternate);
else
nativePath->SetFillMode(Gdiplus::FillModeWinding);
g->SetClip(nativePath);
#endif
}
//-----------------------------------------------------------------------------
void CGDrawContext::fillRadialGradient (CGraphicsPath* _path, const CGradient& gradient, const CPoint& center, CCoord radius, const CPoint& originOffset, bool evenOdd, CGraphicsTransform* t)
{
QuartzGraphicsPath* path = dynamic_cast<QuartzGraphicsPath*> (_path);
if (path == 0)
return;
const QuartzGradient* cgGradient = dynamic_cast<const QuartzGradient*> (&gradient);
if (cgGradient == 0)
return;
CGContextRef context = beginCGContext (true, getDrawMode ().integralMode ());
if (context)
{
if (getDrawMode ().integralMode ())
{
path->pixelAlign (this, t);
CGContextAddPath (context, path->getCGPathRef ());
}
else if (t)
{
CGContextSaveGState (context);
CGAffineTransform transform = QuartzGraphicsPath::createCGAffineTransform (*t);
CGContextConcatCTM (context, transform);
CGContextAddPath (context, path->getCGPathRef ());
CGContextRestoreGState (context);
}
else
CGContextAddPath (context, path->getCGPathRef ());
if (evenOdd)
CGContextEOClip (context);
else
CGContextClip (context);
CPoint startCenter = center + originOffset;
CGContextDrawRadialGradient (context, *cgGradient, CGPointFromCPoint (startCenter), 0, CGPointFromCPoint (center), static_cast<CGFloat> (radius), kCGGradientDrawsBeforeStartLocation | kCGGradientDrawsAfterEndLocation);
releaseCGContext (context);
}
}
void GraphicsContext::clipOut(const IntRect& rect)
{
if (paintingDisabled())
return;
#if USE(WXGC)
wxGraphicsContext* gc = m_data->context->GetGraphicsContext();
#if wxUSE_CAIRO
double x1, y1, x2, y2;
cairo_t* cr = (cairo_t*)gc->GetNativeContext();
cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
cairo_rectangle(cr, x1, y1, x2 - x1, y2 - y1);
cairo_rectangle(cr, rect.x(), rect.y(), rect.width(), rect.height());
cairo_fill_rule_t savedFillRule = cairo_get_fill_rule(cr);
cairo_set_fill_rule(cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_clip(cr);
cairo_set_fill_rule(cr, savedFillRule);
#elif __WXMAC__
CGContextRef context = (CGContextRef)gc->GetNativeContext();
CGRect rects[2] = { CGContextGetClipBoundingBox(context), CGRectMake(rect.x(), rect.y(), rect.width(), rect.height()) };
CGContextBeginPath(context);
CGContextAddRects(context, rects, 2);
CGContextEOClip(context);
return;
#elif __WXMSW__
Gdiplus::Graphics* g = (Gdiplus::Graphics*)gc->GetNativeContext();
Gdiplus::Region excludeRegion(Gdiplus::Rect(rect.x(), rect.y(), rect.width(), rect.height()));
g->ExcludeClip(&excludeRegion);
return;
#endif
#endif // USE(WXGC)
notImplemented();
}
static void initNeedle(unsigned w, unsigned h, unsigned max)
{
CGColorSpaceRef colorspace;
CGContextRef gc;
unsigned char *data;
float cx, cy;
float angle, radius, needle;
data = (unsigned char *)malloc(w * h * 4);
colorspace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
gc = CGBitmapContextCreate(data, w, h, 8, w * 4, colorspace,
kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host);
cx = CENTERX * w;
cy = CENTERY * h;
radius = 0.5 * (w > h ? w : h);
needle = radius * 0.85;
CGContextTranslateCTM(gc, 0.0, h);
CGContextScaleCTM(gc, 1.0, -1.0);
CGContextClearRect(gc, CGRectMake(0, 0, w, h));
angle = 0;//angleForValue(0, max);
{
// draw glow reflecting on inner bevel
float dx, dy;
dx = -cos(angle) + 1;
dy = -sin(angle) + 1;
CGGradientRef gradient;
size_t num_locations = 2;
CGFloat locations[2] = { 0.0, 1.0 };
CGFloat components[8] = { 0.7, 0.7, 1.0, 0.7, // Start color
0.0, 0.0, 0.0, 0.0
}; // End color
gradient = CGGradientCreateWithColorComponents (colorspace, components,
locations, num_locations);
CGContextSaveGState(gc);
CGContextAddArc(gc, cx, cy, needle*1.05, 0, 2*M_PI, false);
CGContextAddArc(gc, cx, cy, needle*0.96, 0, 2*M_PI, false);
CGContextEOClip(gc);
CGContextDrawRadialGradient (gc, gradient,
CGPointMake(cx*dx, cy*dy), radius*0.1,
CGPointMake(cx*1.0, cy*1.0), radius*1.0, 0);
CGContextRestoreGState(gc);
}
CGContextSetRGBFillColor(gc, 0.9, 0.9, 1.0, 1.0);
// draw several glow passes, with the content offscreen
CGContextTranslateCTM(gc, 0, OFFSCREEN - 10);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawNeedle(gc, w, h, angle);
CGContextTranslateCTM(gc, 0, 20);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawNeedle(gc, w, h, angle);
CGContextTranslateCTM(gc, -10, -10);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawNeedle(gc, w, h, angle);
CGContextTranslateCTM(gc, 20, 0);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawNeedle(gc, w, h, angle);
CGContextTranslateCTM(gc, -10, -OFFSCREEN);
// draw real content
CGContextSetShadowWithColor(gc, CGSizeMake(0, 1), 6.0, CGColorCreateGenericRGB(0.0, 0.0, 0.5, 0.7));
drawNeedle(gc, w, h, angle);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8, w, h, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
CGContextRelease(gc);
CGColorSpaceRelease(colorspace);
free(data);
}
static void initBackground(unsigned w, unsigned h, unsigned max)
{
CGColorSpaceRef colorspace;
CGContextRef gc;
unsigned char *data;
float cx, cy;
float radius, needle;
data = (unsigned char *)malloc(w * h * 4);
colorspace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
gc = CGBitmapContextCreate(data, w, h, 8, w * 4, colorspace,
kCGImageAlphaPremultipliedFirst | kCGBitmapByteOrder32Host);
cx = CENTERX * w;
cy = CENTERY * h;
radius = 0.5 * (w > h ? w : h);
needle = radius * 0.85;
// background
CGContextTranslateCTM(gc, 0.0, h);
CGContextScaleCTM(gc, 1.0, -1.0);
CGContextClearRect(gc, CGRectMake(0, 0, w, h));
CGContextSetRGBFillColor(gc, 0.0, 0.0, 0.0, 0.7);
CGContextAddArc(gc, cx, cy, radius, 0, 2*M_PI, false);
CGContextFillPath(gc);
CGGradientRef gradient;
size_t num_locations = 2;
CGFloat locations[2] = { 0.0, 1.0 };
CGFloat components[8] = { 1.0, 1.0, 1.0, 0.5, // Start color
0.0, 0.0, 0.0, 0.0
}; // End color
gradient = CGGradientCreateWithColorComponents (colorspace, components,
locations, num_locations);
// top rim light
CGContextSaveGState(gc);
CGContextAddArc(gc, cx, cy, radius, 0, 2*M_PI, false);
CGContextAddArc(gc, cx, cy, needle*1.05, 0, 2*M_PI, false);
CGContextEOClip(gc);
CGContextDrawRadialGradient (gc, gradient,
CGPointMake(cx, cy*1.00), radius*1.01,
CGPointMake(cx, cy*0.96), radius*0.98, 0);
// bottom rim light
CGContextDrawRadialGradient (gc, gradient,
CGPointMake(cx, cy*1.00), radius*1.01,
CGPointMake(cx, cy*1.04), radius*0.98, 0);
// top bevel
CGContextDrawRadialGradient (gc, gradient,
CGPointMake(cx, cy*2.2), radius*0.2,
CGPointMake(cx, cy*1.0), radius*1.0, 0);
// bottom bevel
CGContextRestoreGState(gc);
CGContextSaveGState(gc);
CGContextAddArc(gc, cx, cy, needle*1.05, 0, 2*M_PI, false);
CGContextAddArc(gc, cx, cy, needle*0.96, 0, 2*M_PI, false);
CGContextEOClip(gc);
CGContextDrawRadialGradient (gc, gradient,
CGPointMake(cx, cy* -.5), radius*0.2,
CGPointMake(cx, cy*1.0), radius*1.0, 0);
CGGradientRelease(gradient);
CGContextRestoreGState(gc);
CGContextSetRGBFillColor(gc, 0.9, 0.9, 1.0, 1.0);
CGContextSetRGBStrokeColor(gc, 0.9, 0.9, 1.0, 1.0);
CGContextSetLineCap(gc, kCGLineCapRound);
// draw several glow passes, with the content offscreen
CGContextTranslateCTM(gc, 0, OFFSCREEN - 10);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawMarks(gc, w, h, max);
CGContextTranslateCTM(gc, 0, 20);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawMarks(gc, w, h, max);
CGContextTranslateCTM(gc, -10, -10);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawMarks(gc, w, h, max);
CGContextTranslateCTM(gc, 20, 0);
CGContextSetShadowWithColor(gc, CGSizeMake(0, OFFSCREEN), 48.0, CGColorCreateGenericRGB(0.5, 0.5, 1.0, 0.7));
drawMarks(gc, w, h, max);
CGContextTranslateCTM(gc, -10, -OFFSCREEN);
// draw real content
CGContextSetShadowWithColor(gc, CGSizeMake(0, 1), 6.0, CGColorCreateGenericRGB(0.7, 0.7, 1.0, 0.9));
drawMarks(gc, w, h, max);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA8, w, h, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data);
CGContextRelease(gc);
CGColorSpaceRelease(colorspace);
free(data);
}
