int SimpleDrawSimulate(void)
{
simulate = !simulate;
if (simulate)
cdCanvasSimulate(curCanvas, CD_SIM_ALL);
else
cdCanvasSimulate(curCanvas, CD_SIM_NONE);
SimpleDraw(curCanvas);
return 0;
}
void cdCanvasRestoreState(cdCanvas* canvas, cdState* state)
{
assert(canvas);
assert(state);
if (!state || !_cdCheckCanvas(canvas)) return;
/* clippling must be done in low level because origin and invert y axis */
canvas->clip_poly_n = state->clip_poly_n;
if (canvas->clip_poly)
{
free(canvas->clip_poly);
canvas->clip_poly = NULL;
}
if (canvas->clip_fpoly)
{
free(canvas->clip_fpoly);
canvas->clip_fpoly = NULL;
}
if (state->clip_poly)
{
int size = state->clip_poly_n*sizeof(cdPoint);
canvas->clip_poly = (cdPoint*)malloc(size);
memcpy(canvas->clip_poly, state->clip_poly, size);
}
if (state->clip_fpoly)
{
int size = state->clip_poly_n*sizeof(cdfPoint);
canvas->clip_fpoly = (cdfPoint*)malloc(size);
memcpy(canvas->clip_fpoly, state->clip_fpoly, size);
}
cdCanvasClip(canvas, CD_CLIPOFF);
if (canvas->clip_fpoly)
canvas->cxFPoly(canvas->ctxcanvas, CD_CLIP, state->clip_fpoly, state->clip_poly_n);
else if (canvas->clip_poly)
canvas->cxPoly(canvas->ctxcanvas, CD_CLIP, state->clip_poly, state->clip_poly_n);
cdCanvasClipArea(canvas, state->clip_rect.xmin, state->clip_rect.xmax, state->clip_rect.ymin, state->clip_rect.ymax);
if (canvas->cxFClipArea)
canvas->cxFClipArea(canvas->ctxcanvas, state->clip_frect.xmin, state->clip_frect.xmax, state->clip_frect.ymin, state->clip_frect.ymax);
else if (canvas->cxClipArea)
canvas->cxClipArea(canvas->ctxcanvas, state->clip_rect.xmin, state->clip_rect.xmax, state->clip_rect.ymin, state->clip_rect.ymax);
cdCanvasClip(canvas, state->clip_mode);
/* regular attributes */
cdCanvasSetBackground(canvas, state->background);
cdCanvasSetForeground(canvas, state->foreground);
cdCanvasBackOpacity(canvas, state->back_opacity);
cdCanvasWriteMode(canvas, state->write_mode);
cdCanvasLineStyle(canvas, state->line_style);
cdCanvasLineWidth(canvas, state->line_width);
cdCanvasLineCap(canvas, state->line_cap);
cdCanvasLineJoin(canvas, state->line_join);
cdCanvasFillMode(canvas, state->fill_mode);
cdCanvasLineStyleDashes(canvas, state->line_dashes, state->line_dashes_count);
cdCanvasHatch(canvas, state->hatch_style);
if (state->stipple) cdCanvasStipple(canvas, state->stipple_w, state->stipple_h, state->stipple);
if (state->pattern) cdCanvasPattern(canvas, state->pattern_w, state->pattern_h, state->pattern);
cdCanvasInteriorStyle(canvas, state->interior_style);
if (state->native_font[0])
cdCanvasNativeFont(canvas, state->native_font);
else
cdCanvasFont(canvas, state->font_type_face, state->font_style, state->font_size);
cdCanvasTextAlignment(canvas, state->text_alignment);
cdCanvasTextOrientation(canvas, state->text_orientation);
cdCanvasMarkType(canvas, state->mark_type);
cdCanvasMarkSize(canvas, state->mark_size);
cdCanvasOrigin(canvas, state->origin.x, state->origin.y);
if (state->use_matrix)
cdCanvasTransform(canvas, state->matrix);
wdCanvasWindow(canvas, state->window.xmin, state->window.xmax, state->window.ymin, state->window.ymax);
wdCanvasViewport(canvas, state->viewport.xmin, state->viewport.xmax, state->viewport.ymin, state->viewport.ymax);
cdCanvasSimulate(canvas, state->sim_mode);
/* complex clipping regions are not saved */
/* driver internal attributes are not saved */
}
