void GdiContext2D::restore()
{
Check();
// pop state stack and restore state
CanvasStateInfo* p = m_stack.back();
m_stack.pop_back();
p->m_SaveClipRgn.Restore();
// push state on state stack
//The current transformation matrix.
//The current clipping region.
//The current values of the following attributes:
set_strokeStyle(p->strokeStyle);
set_fillStyle(p->fillStyle);
//globalAlpha,
lineWidth = p->lineWidth;
//lineCap,
//lineJoin,
//miterLimit,
set_shadowOffsetX(p->shadowOffsetX);
set_shadowOffsetY(p->shadowOffsetY);
set_shadowBlur(p->shadowBlur);
set_shadowColor(p->shadowColor);
//globalCompositeOperation,
set_font(p->font);
set_textAlign(p->textAlign);
set_textBaseline(p->textBaseline);
delete p;
}
//
///////////////////////////////////////////////////////////////////////////
// The clearRect(x, y, w, h) method must clear the pixels in the specified
// rectangle that also intersect the current clipping region to a fully transparent
// black, erasing any previous image. If either height or width are zero,
// this method has no effect.
void GdiContext2D::clearRect(double x, double y, double w, double h)
{
FillStyle fs = fillStyle;
fillStyle = Color("#FFFFFF"); //GDI background color white? black?
//
fillRect(x, y, w, h);
//
set_fillStyle(fs);
}
int
GIFsetGraphAttr(Metafile *mf, int num, Gint code, Gint attr)
{
int imf;
mf_cgmo **cgmo = &mf->cgmo;
for (imf = 0; imf < num; ++imf) {
GIFmetafile *meta = find_meta(cgmo[imf]);
assert(meta);
switch(code){
case GKSM_POLYLINE_INDEX:
set_lineColor(meta, attr, GBUNDLED);
set_lineWidth(meta, 0.0, attr, GBUNDLED);
set_lineStyle(meta, attr, GBUNDLED);
break;
case GKSM_POLYLINE_COLOUR_INDEX:
set_lineColor(meta, attr, GINDIVIDUAL);
break;
case GKSM_LINETYPE:
set_lineStyle(meta, attr, GINDIVIDUAL);
break;
case GKSM_TEXT_COLOUR_INDEX:
unsupported("GIFsetGraphAttr : GKSM_TEXT_COLOUR_INDEX", attr);
break;
case GKSM_FILL_AREA_COLOUR_INDEX:
set_fillColor(meta, attr);
break;
case GKSM_FILL_AREA_STYLE_INDEX:
set_fillStyle(meta, attr);
break;
case GKSM_POLYMARKER_COLOUR_INDEX:
unsupported("GIFsetGraphAttr : GKSM_POLYMARKER_COLOUR_INDEX", attr);
break;
case GKSM_FILL_AREA_INDEX:
unsupported("GIFsetGraphAttr : GKSM_FILL_AREA_INDEX", attr);
break;
case GKSM_MARKER_TYPE:
unsupported("GIFsetGraphAttr : GKSM_MARKER_TYPE", attr);
break;
case GKSM_POLYMARKER_INDEX:
unsupported("GIFsetGraphAttr : GKSM_POLYMARKER_INDEX", attr);
break;
case GKSM_PICK_IDENTIFIER:
unsupported("GIFsetGraphAttr : GKSM_PICK_IDENTIFIER", attr);
break;
case GKSM_TEXT_INDEX:
unsupported("GIFsetGraphAttr : GKSM_TEXT_INDEX", attr);
break;
default:
msgWarn("GIFsetGraphAttr: Unknown code %d\n", code);
}
}
return OK;
}
/*
* Set the interior fill-style in an output GIF file.
* Unsupported
*/
int
GIFsetFillStyle(Metafile *mf, int num, Gflinter style)
{
int imf;
mf_cgmo **cgmo = &mf->cgmo;
for (imf = 0; imf < num; ++imf) {
GIFmetafile *meta = find_meta(cgmo[imf]);
assert(meta);
set_fillStyle(meta, style);
}
return OK;
}
CCanvasContext::CCanvasContext()
{
globalAlpha = 1.0;
m_image = NULL;
set_fillStyle("black");
set_strokeStyle("black");
m_brushCursor = CGPointMake(0, 0);
m_brushState = BRUSH_UNFOCUS;
lineWidth = 1.0;
lineCap = "butt";
lineJoin = "milter";
miterLimit = 10.0;
}
