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50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gfxQtNativeRenderer.h"
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#include "gfxContext.h"
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#include "gfxXlibSurface.h"
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nsresult
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gfxQtNativeRenderer::Draw(gfxContext* ctx, nsIntSize size,
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uint32_t flags, Screen* screen, Visual* visual)
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{
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Display *dpy = DisplayOfScreen(screen);
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bool isOpaque = (flags & DRAW_IS_OPAQUE) ? true : false;
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int screenNumber = screen - ScreenOfDisplay(dpy, 0);
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if (!isOpaque) {
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int depth = 32;
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XVisualInfo vinfo;
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int foundVisual = XMatchVisualInfo(dpy, screenNumber,
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depth, TrueColor,
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&vinfo);
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if (!foundVisual)
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return NS_ERROR_FAILURE;
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visual = vinfo.visual;
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}
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nsRefPtr<gfxXlibSurface> xsurf =
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gfxXlibSurface::Create(screen, visual,
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gfxIntSize(size.width, size.height));
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if (!isOpaque) {
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nsRefPtr<gfxContext> tempCtx = new gfxContext(xsurf);
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tempCtx->SetOperator(gfxContext::OPERATOR_CLEAR);
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tempCtx->Paint();
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}
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nsresult rv = DrawWithXlib(xsurf.get(), nsIntPoint(0, 0), nullptr, 0);
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if (NS_FAILED(rv))
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return rv;
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ctx->SetSource(xsurf);
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ctx->Paint();
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return rv;
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}
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