DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (a81015259a98)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Novell code.
 *
 * The Initial Developer of the Original Code is Novell.
 * Portions created by the Initial Developer are Copyright (C) 2006
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   rocallahan@novell.com
 *   Karl Tomlinson <karlt+@karlt.net>, Mozilla Corporation
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "gfxGdkNativeRenderer.h"
#include "gfxContext.h"
#include "gfxPlatformGtk.h"

#ifdef MOZ_X11
#include <gdk/gdkx.h>
#include "cairo-xlib.h"
#include "gfxXlibSurface.h"
nsresult
gfxGdkNativeRenderer::DrawWithXlib(gfxXlibSurface* surface,
                                   nsIntPoint offset,
                                   nsIntRect* clipRects, PRUint32 numClipRects)
{
    GdkDrawable *drawable = gfxPlatformGtk::GetGdkDrawable(surface);
    if (!drawable) {
        gfxIntSize size = surface->GetSize();
        int depth = cairo_xlib_surface_get_depth(surface->CairoSurface());
        GdkScreen* screen = gdk_colormap_get_screen(mColormap);
        drawable =
            gdk_pixmap_foreign_new_for_screen(screen, surface->XDrawable(),
                                              size.width, size.height, depth);
        if (!drawable)
            return NS_ERROR_FAILURE;

        gdk_drawable_set_colormap(drawable, mColormap);
        gfxPlatformGtk::SetGdkDrawable(surface, drawable);
        g_object_unref(drawable); // The drawable now belongs to |surface|.
    }
    
    GdkRectangle clipRect;
    if (numClipRects) {
        NS_ASSERTION(numClipRects == 1, "Too many clip rects");
        clipRect.x = clipRects[0].x;
        clipRect.y = clipRects[0].y;
        clipRect.width = clipRects[0].width;
        clipRect.height = clipRects[0].height;
    }

    return DrawWithGDK(drawable, offset.x, offset.y,
                       numClipRects ? &clipRect : NULL, numClipRects);
}

void
gfxGdkNativeRenderer::Draw(gfxContext* ctx, nsIntSize size,
                           PRUint32 flags, GdkColormap* colormap)
{
    mColormap = colormap;

    Visual* visual =
        gdk_x11_visual_get_xvisual(gdk_colormap_get_visual(colormap));
    Screen* screen =
        gdk_x11_screen_get_xscreen(gdk_colormap_get_screen(colormap));

    gfxXlibNativeRenderer::Draw(ctx, size, flags, screen, visual, nsnull);
}

#endif
#ifdef MOZ_DFB

#include "cairo-gdk-utils.h"

typedef struct {
    gfxGdkNativeRenderer* mRenderer;
    nsresult               mRV;
} NativeRenderingClosure;

static cairo_bool_t
NativeRendering(void *closure,
                cairo_surface_t *surface,
                short offset_x, short offset_y,
                GdkRectangle * rectangles, unsigned int num_rects)
{
    NativeRenderingClosure* cl = (NativeRenderingClosure*)closure;
    nsRefPtr<gfxASurface> gfxSurface = gfxASurface::Wrap(surface);
    GdkDrawable *drawable = gfxPlatformGtk::GetGdkDrawable(gfxSurface);
    if (!drawable)
        return 0;

    nsresult rv = cl->mRenderer->
        DrawWithGDK(drawable, offset_x, offset_y,
                    rectangles, num_rects);
    cl->mRV = rv;
    return NS_SUCCEEDED(rv);
}

void
gfxGdkNativeRenderer::Draw(gfxContext* ctx, nsIntSize size,
                           PRUint32 flags, GdkVisual* visual)
{
    NativeRenderingClosure closure = { this, NS_OK };
    cairo_gdk_drawing_result_t result;
  
    int cairoFlags = 0;
    if (flags & DRAW_SUPPORTS_CLIP_RECT) {
        cairoFlags |= CAIRO_GDK_DRAWING_SUPPORTS_CLIP_RECT;
    }
    cairo_draw_with_gdk(ctx->GetCairo(),
                        NativeRendering, 
                        &closure, size.width, size.height,
                        (flags & DRAW_IS_OPAQUE) ? CAIRO_GDK_DRAWING_OPAQUE : CAIRO_GDK_DRAWING_TRANSPARENT,
                        (cairo_gdk_drawing_support_t)cairoFlags,
                        NULL);
    if (NS_FAILED(closure.mRV)) {
        return closure.mRV;
    }
  
    return NS_OK;
}

#endif // MOZ_DFB