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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright 2011 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3, as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License version 3 along with this program. If not, see
* <http://www.gnu.org/licenses/>
*
* Authored by: Gordon Allott <gord.allott@canonical.com>
*
*/
#ifndef RESULTRENDERERTILE_H
#define RESULTRENDERERTILE_H
#include <Nux/Nux.h>
#include <NuxCore/Object.h>
#include <NuxCore/ObjectPtr.h>
#include <NuxCore/Property.h>
#include <Nux/TextureArea.h>
#include <NuxImage/CairoGraphics.h>
#include "unity-shared/IconLoader.h"
#include "ResultRenderer.h"
namespace unity
{
namespace dash
{
struct TextureContainer
{
typedef nux::ObjectPtr<nux::BaseTexture> BaseTexturePtr;
BaseTexturePtr text;
BaseTexturePtr icon;
BaseTexturePtr blurred_icon;
BaseTexturePtr prelight;
int slot_handle;
TextureContainer()
: slot_handle(0)
{
}
~TextureContainer()
{
if (slot_handle > 0)
IconLoader::GetDefault().DisconnectHandle(slot_handle);
}
};
class ResultRendererTile : public ResultRenderer
{
public:
NUX_DECLARE_OBJECT_TYPE(ResultRendererTile, ResultRenderer);
ResultRendererTile(NUX_FILE_LINE_PROTO);
~ResultRendererTile();
virtual void Render(nux::GraphicsEngine& GfxContext,
Result& row,
ResultRendererState state,
nux::Geometry& geometry,
int x_offset, int y_offset);
// this is just to start preloading images and text that the renderer might
// need - can be ignored
virtual void Preload(Result& row);
// unload any previous grabbed images
virtual void Unload(Result& row);
int highlight_padding;
int spacing;
int padding;
protected:
virtual void LoadText(Result& row);
void LoadIcon(Result& row);
nux::ObjectPtr<nux::BaseTexture> prelight_cache_;
nux::ObjectPtr<nux::BaseTexture> normal_cache_;
private:
//icon loading callbacks
void IconLoaded(std::string const& texid,
unsigned size,
GdkPixbuf* pixbuf,
std::string icon_name,
Result& row);
nux::BaseTexture* CreateTextureCallback(std::string const& texid,
int width, int height,
GdkPixbuf* pixbuf);
nux::BaseTexture* CreateBlurredTextureCallback(std::string const& texid,
int width, int height,
GdkPixbuf* pixbuf);
nux::BaseTexture* DrawHighlight(std::string const& texid,
int width, int height);
};
}
}
#endif // RESULTRENDERERTILE_H
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