The Tor Browser: gfx/thebes/gfxQtNativeRenderer.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "gfxQtNativeRenderer.h"

     7 #include "gfxContext.h"

     8 #include "gfxXlibSurface.h"

    10 nsresult

    11 gfxQtNativeRenderer::Draw(gfxContext* ctx, nsIntSize size,

    12                           uint32_t flags, Screen* screen, Visual* visual)

    13 {

    14     Display *dpy = DisplayOfScreen(screen);

    15     bool isOpaque = (flags & DRAW_IS_OPAQUE) ? true : false;

    16     int screenNumber = screen - ScreenOfDisplay(dpy, 0);

    18     if (!isOpaque) {

    19         int depth = 32;

    20         XVisualInfo vinfo;

    21         int foundVisual = XMatchVisualInfo(dpy, screenNumber,

    22                                            depth, TrueColor,

    23                                            &vinfo);

    24         if (!foundVisual)

    25             return NS_ERROR_FAILURE;

    27         visual = vinfo.visual;

    28     }

    30     nsRefPtr<gfxXlibSurface> xsurf =

    31         gfxXlibSurface::Create(screen, visual,

    32                                gfxIntSize(size.width, size.height));

    34     if (!isOpaque) {

    35         nsRefPtr<gfxContext> tempCtx = new gfxContext(xsurf);

    36         tempCtx->SetOperator(gfxContext::OPERATOR_CLEAR);

    37         tempCtx->Paint();

    38     }

    40     nsresult rv = DrawWithXlib(xsurf->CairoSurface(), nsIntPoint(0, 0), nullptr, 0);

    42     if (NS_FAILED(rv))

    43         return rv;

    45     ctx->SetSource(xsurf);

    46     ctx->Paint();

    48     return rv;

    49 }

The Tor Browser / file revision