// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2011 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
* Authored by: Jason Smith
*/
#ifndef ICONRENDERER_H
#define ICONRENDERER_H
#include
#include
#include
#include "AbstractIconRenderer.h"
namespace unity
{
namespace ui
{
class IconTextureSource;
class IconRenderer : public AbstractIconRenderer
{
public:
IconRenderer();
void PreprocessIcons(std::list& args, nux::Geometry const& target_window);
void RenderIcon(nux::GraphicsEngine& GfxContext, RenderArg const& arg, nux::Geometry const& anchor_geo, nux::Geometry const& owner_geo);
void SetTargetSize(int tile_size, int image_size, int spacing);
static void DestroyShortcutTextures();
protected:
void RenderElement(nux::GraphicsEngine& GfxContext,
RenderArg const& arg,
nux::ObjectPtr const& icon,
nux::Color const& bkg_color,
nux::Color const& colorify,
float alpha,
bool force_filter,
std::vector const& xform_coords);
void RenderIndicators(nux::GraphicsEngine& GfxContext,
RenderArg const& arg,
int running,
int active,
float alpha,
nux::Geometry const& geo);
void RenderProgressToTexture(nux::GraphicsEngine& GfxContext,
nux::ObjectPtr const& texture,
float progress_fill,
float bias);
void UpdateIconTransform(ui::IconTextureSource* icon, nux::Matrix4 const& ViewProjectionMatrix, nux::Geometry const& geo,
float x, float y, float w, float h, float z, ui::IconTextureSource::TransformIndex index);
void UpdateIconSectionTransform(ui::IconTextureSource* icon, nux::Matrix4 const& ViewProjectionMatrix, nux::Geometry const& geo,
float x, float y, float w, float h, float z, float xx, float yy, float ww, float hh, ui::IconTextureSource::TransformIndex index);
void GetInverseScreenPerspectiveMatrix(nux::Matrix4& ViewMatrix, nux::Matrix4& PerspectiveMatrix,
int ViewportWidth,
int ViewportHeight,
float NearClipPlane,
float FarClipPlane,
float Fovy);
private:
int icon_size;
int image_size;
int spacing;
struct TexturesPool;
std::shared_ptr textures_;
struct LocalTextures;
std::shared_ptr local_textures_;
nux::Matrix4 stored_projection_matrix_;
};
}
}
#endif // ICONRENDERER_H