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/*
* This source file is part of libRocket, the HTML/CSS Interface Middleware
*
* For the latest information, see http://www.librocket.com
*
* Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
#include "precompiled.h"
#include "TextureLayoutRectangle.h"
namespace Rocket {
namespace Core {
TextureLayoutRectangle::TextureLayoutRectangle(int _id, const Vector2i& dimensions) : dimensions(dimensions), texture_position(0, 0)
{
id = _id;
texture_index = -1;
texture_data = NULL;
texture_stride = 0;
}
TextureLayoutRectangle::~TextureLayoutRectangle()
{
}
// Returns the rectangle's id.
int TextureLayoutRectangle::GetId() const
{
return id;
}
// Returns the rectangle's position; this is only valid if it has been placed.
const Vector2i& TextureLayoutRectangle::GetPosition() const
{
return texture_position;
}
// Returns the rectangle's dimensions.
const Vector2i& TextureLayoutRectangle::GetDimensions() const
{
return dimensions;
}
// Places the rectangle within a texture.
void TextureLayoutRectangle::Place(int _texture_index, const Vector2i& position)
{
texture_index = _texture_index;
texture_position = position;
}
// Unplaces the rectangle.
void TextureLayoutRectangle::Unplace()
{
texture_index = -1;
}
// Returns the rectangle's placed state.
bool TextureLayoutRectangle::IsPlaced() const
{
return texture_index > -1;
}
// Sets the rectangle's texture data and stride.
void TextureLayoutRectangle::Allocate(byte* _texture_data, int _texture_stride)
{
texture_data = _texture_data + ((texture_position.y * _texture_stride) + texture_position.x * 4);
texture_stride = _texture_stride;
}
// Returns the index of the texture this rectangle is placed on.
int TextureLayoutRectangle::GetTextureIndex()
{
return texture_index;
}
// Returns the rectangle's allocated texture data.
byte* TextureLayoutRectangle::GetTextureData()
{
return texture_data;
}
// Returns the stride of the rectangle's texture data.
int TextureLayoutRectangle::GetTextureStride() const
{
return texture_stride;
}
}
}
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