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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 WindowGfx_h__
#define WindowGfx_h__
/*
* nsWindowGfx - Painting and aceleration.
*/
#include "nsWindow.h"
#include <imgIContainer.h>
class nsISVGPaintContext;
class nsWindowGfx {
public:
enum IconSizeType { kSmallIcon, kRegularIcon };
static mozilla::LayoutDeviceIntSize GetIconMetrics(IconSizeType aSizeType);
/**
* Renders an imgIContainer to a HICON.
* aContainer - the image to render.
* aSVGContext - Optional CSS context properties to apply. Ignored if the
* container is not an SVG image.
* aIsCursor - true if this icon will be used as a mouse cursor.
* aHotSpot - the position of the hot spot for a mouse cursor.
* aScaledSize - the size of the icon to generate.
* aIcon - Out parameter for the returned HICON. Required.
*/
static nsresult CreateIcon(imgIContainer* aContainer,
nsISVGPaintContext* aSVGContext, bool aIsCursor,
mozilla::LayoutDeviceIntPoint aHotspot,
mozilla::LayoutDeviceIntSize aScaledSize,
HICON* aIcon);
private:
/**
* Cursor helpers
*/
static uint8_t* Data32BitTo1Bit(uint8_t* aImageData, uint32_t aWidth,
uint32_t aHeight);
static HBITMAP DataToBitmap(uint8_t* aImageData, uint32_t aWidth,
uint32_t aHeight, uint32_t aDepth);
};
#endif // WindowGfx_h__
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