85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
namespace dk {
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template <uint32_t D>
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Viewport<D>::Viewport (Tyler<D>& parTyler) :
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m_tyler(parTyler)
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{
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}
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template <uint32_t D>
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Viewport<D>::Viewport (Tyler<D>& parTyler, const coords& parSize, const coords& parPos) :
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m_size(parSize),
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m_position(parPos),
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m_tyler(parTyler)
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{
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DK_ASSERT(parPos <= parPos + parSize);
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DK_ASSERT(parSize + parPos <= parTyler.map_size());
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m_tyler.preload(m_position, m_position + m_size);
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::iterator Viewport<D>::begin (Layer<T, D>& parLayer) const {
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typedef typename Layer<T, D>::iterator IterType;
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return IterType(&parLayer.m_tiles, m_position, m_position + m_size, coords(0), m_tyler.map_size());
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::iterator Viewport<D>::end (Layer<T, D>& parLayer) const {
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typedef typename Layer<T, D>::iterator IterType;
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const auto to(m_position + m_size);
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return IterType(&parLayer.m_tiles, m_tyler.map_size(), m_tyler.map_size());
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::const_iterator Viewport<D>::begin (const Layer<T, D>& parLayer) const {
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return this->cbegin(parLayer);
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::const_iterator Viewport<D>::end (const Layer<T, D>& parLayer) const {
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return this->cend(parLayer);
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::const_iterator Viewport<D>::cbegin (const Layer<T, D>& parLayer) const {
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typedef typename Layer<T, D>::const_iterator IterType;
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return IterType(&parLayer.m_tiles, m_position, m_position + m_size, m_tyler.map_size());
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}
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template <uint32_t D>
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template <typename T>
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typename Layer<T, D>::const_iterator Viewport<D>::cend (const Layer<T, D>& parLayer) const {
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typedef typename Layer<T, D>::const_iterator IterType;
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const auto to(m_position + m_size);
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return IterType(&parLayer.m_tiles, m_tyler.map_size(), m_tyler.map_size());
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}
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template <uint32_t D>
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void Viewport<D>::setSize (const coords& parSize) {
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DK_ASSERT(m_position <= m_position + parSize);
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DK_ASSERT(parSize + m_position <= m_tyler.map_size());
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m_size = parSize;
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m_tyler.preload(m_position, m_position + m_size);
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}
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template <uint32_t D>
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void Viewport<D>::setFrom (const coords& parFrom) {
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DK_ASSERT(parFrom <= parFrom + m_size);
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DK_ASSERT(m_size + parFrom <= m_tyler.map_size());
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m_position = parFrom;
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m_tyler.preload(m_position, m_position + m_size);
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}
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template <uint32_t D>
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void Viewport<D>::setFromSize (const coords& parFrom, const coords& parSize) {
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DK_ASSERT(parFrom <= parFrom + parSize);
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DK_ASSERT(parSize + parFrom <= m_tyler.map_size());
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m_position = parFrom;
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m_size = parSize;
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m_tyler.preload(m_position, m_position + m_size);
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}
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} //namespace dk
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