mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef GFXGDKNATIVERENDER_H_
|
|
#define GFXGDKNATIVERENDER_H_
|
|
|
|
#include <gdk/gdk.h>
|
|
#include "nsSize.h"
|
|
#ifdef MOZ_X11
|
|
#include "gfxXlibNativeRenderer.h"
|
|
#endif
|
|
|
|
class gfxContext;
|
|
|
|
/**
|
|
* This class lets us take code that draws into an GDK drawable and lets us
|
|
* use it to draw into any Thebes context. The user should subclass this class,
|
|
* override DrawWithGDK, and then call Draw(). The drawing will be subjected
|
|
* to all Thebes transformations, clipping etc.
|
|
*/
|
|
class gfxGdkNativeRenderer
|
|
#ifdef MOZ_X11
|
|
: private gfxXlibNativeRenderer
|
|
#endif
|
|
{
|
|
public:
|
|
/**
|
|
* Perform the native drawing.
|
|
* @param offsetX draw at this offset into the given drawable
|
|
* @param offsetY draw at this offset into the given drawable
|
|
* @param clipRects an array of rects; clip to the union
|
|
* @param numClipRects the number of rects in the array, or zero if
|
|
* no clipping is required
|
|
*/
|
|
|
|
#if (MOZ_WIDGET_GTK == 2)
|
|
virtual nsresult DrawWithGDK(GdkDrawable * drawable, gint offsetX,
|
|
gint offsetY, GdkRectangle * clipRects, uint32_t numClipRects) = 0;
|
|
#endif
|
|
|
|
enum {
|
|
// If set, then Draw() is opaque, i.e., every pixel in the intersection
|
|
// of the clipRect and (offset.x,offset.y,bounds.width,bounds.height)
|
|
// will be set and there is no dependence on what the existing pixels
|
|
// in the drawable are set to.
|
|
DRAW_IS_OPAQUE =
|
|
#ifdef MOZ_X11
|
|
gfxXlibNativeRenderer::DRAW_IS_OPAQUE
|
|
#else
|
|
0x1
|
|
#endif
|
|
// If set, then numClipRects can be zero or one.
|
|
// If not set, then numClipRects will be zero.
|
|
, DRAW_SUPPORTS_CLIP_RECT =
|
|
#ifdef MOZ_X11
|
|
gfxXlibNativeRenderer::DRAW_SUPPORTS_CLIP_RECT
|
|
#else
|
|
0x2
|
|
#endif
|
|
};
|
|
|
|
/**
|
|
* @param flags see above
|
|
* @param bounds Draw()'s drawing is guaranteed to be restricted to
|
|
* the rectangle (offset.x,offset.y,bounds.width,bounds.height)
|
|
* @param dpy a display to use for the drawing if ctx doesn't have one
|
|
*/
|
|
#if (MOZ_WIDGET_GTK == 2)
|
|
void Draw(gfxContext* ctx, mozilla::gfx::IntSize size,
|
|
uint32_t flags, GdkColormap* colormap);
|
|
#endif
|
|
|
|
private:
|
|
#ifdef MOZ_X11
|
|
// for gfxXlibNativeRenderer:
|
|
virtual nsresult DrawWithXlib(cairo_surface_t* surface,
|
|
nsIntPoint offset,
|
|
mozilla::gfx::IntRect* clipRects, uint32_t numClipRects) override;
|
|
|
|
#if (MOZ_WIDGET_GTK == 2)
|
|
GdkColormap *mColormap;
|
|
#endif
|
|
#endif
|
|
};
|
|
|
|
#endif /*GFXGDKNATIVERENDER_H_*/
|