Kayne Ruse
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
/* Copyright: (c) Kayne Ruse 2014
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*/
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#include "region_pager.hpp"
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#include "utility.hpp"
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RegionPagerBase::RegionPagerBase(int argWidth, int argHeight, int argDepth):
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regionWidth(argWidth),
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regionHeight(argHeight),
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regionDepth(argDepth)
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{
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//EMPTY
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}
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RegionPagerBase::~RegionPagerBase() {
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//EMPTY
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}
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Region::type_t RegionPagerBase::SetTile(int x, int y, int z, Region::type_t v) {
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Region* ptr = GetRegion(x, y);
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return ptr->SetTile(x - ptr->GetX(), y - ptr->GetY(), z, v);
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}
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Region::type_t RegionPagerBase::GetTile(int x, int y, int z) {
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Region* ptr = GetRegion(x, y);
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return ptr->GetTile(x - ptr->GetX(), y - ptr->GetY(), z);
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}
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Region* RegionPagerBase::GetRegion(int x, int y) {
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//snap the coords
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x = snapToBase(regionWidth, x);
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y = snapToBase(regionHeight, y);
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//get the region by various means
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Region* ptr = nullptr;
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ptr = FindRegion(x, y);
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if (ptr) return ptr;
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ptr = LoadRegion(x, y);
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if (ptr) return ptr;
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return CreateRegion(x, y);
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}
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Region* RegionPagerBase::FindRegion(int x, int y) {
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//find the region
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for (std::list<Region*>::iterator it = regionList.begin(); it != regionList.end(); it++) {
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if ((*it)->GetX() == x && (*it)->GetY() == y) {
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return *it;
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}
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}
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return nullptr;
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}
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Region* RegionPagerBase::PushRegion(Region* ptr) {
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regionList.push_front(ptr);
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return regionList.front();
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} |