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/***************************************************************************
* Copyright (C) 2005-2008 by the FIFE team *
* http://www.fifengine.de *
* This file is part of FIFE. *
* *
* FIFE is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* This library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
// Standard C++ library includes
// 3rd party library includes
// FIFE includes
// These includes are split up in two parts, separated by one empty line
// First block: files included from the FIFE root src directory
// Second block: files included from the same folder
#include "video/renderbackend.h"
#include "util/math/fife_math.h"
#include "util/log/logger.h"
#include "model/metamodel/grids/cellgrid.h"
#include "model/structures/instance.h"
#include "model/structures/layer.h"
#include "model/structures/location.h"
#include "view/camera.h"
#include "blockinginforenderer.h"
namespace FIFE {
static Logger _log(LM_VIEWVIEW);
BlockingInfoRenderer::BlockingInfoRenderer(RenderBackend* renderbackend, int32_t position):
RendererBase(renderbackend, position) {
setEnabled(false);
m_color.r = 0;
m_color.g = 255;
m_color.b = 0;
}
BlockingInfoRenderer::BlockingInfoRenderer(const BlockingInfoRenderer& old):
RendererBase(old),
m_color(old.m_color) {
setEnabled(false);
}
RendererBase* BlockingInfoRenderer::clone() {
return new BlockingInfoRenderer(*this);
}
BlockingInfoRenderer::~BlockingInfoRenderer() {
}
BlockingInfoRenderer* BlockingInfoRenderer::getInstance(IRendererContainer* cnt) {
return dynamic_cast<BlockingInfoRenderer*>(cnt->getRenderer("BlockingInfoRenderer"));
}
void BlockingInfoRenderer::render(Camera* cam, Layer* layer, RenderList& instances) {
CellGrid* cg = layer->getCellGrid();
if (!cg) {
FL_WARN(_log, "No cellgrid assigned to layer, cannot draw grid");
return;
}
Rect cv = cam->getViewPort();
RenderList::const_iterator instance_it = instances.begin();
for (;instance_it != instances.end(); ++instance_it) {
Instance* instance = (*instance_it)->instance;
if (!instance->getObject()->isBlocking() || !instance->isBlocking()) {
continue;
}
std::vector<ExactModelCoordinate> vertices;
cg->getVertices(vertices, instance->getLocationRef().getLayerCoordinates());
std::vector<ExactModelCoordinate>::const_iterator it = vertices.begin();
int32_t halfind = vertices.size() / 2;
ScreenPoint firstpt = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
Point pt1(firstpt.x, firstpt.y);
Point pt2;
++it;
for (; it != vertices.end(); it++) {
ScreenPoint pts = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
pt2.x = pts.x; pt2.y = pts.y;
Point cpt1 = pt1;
Point cpt2 = pt2;
m_renderbackend->drawLine(cpt1, cpt2, m_color.r, m_color.g, m_color.b);
pt1 = pt2;
}
m_renderbackend->drawLine(pt2, Point(firstpt.x, firstpt.y), m_color.r, m_color.g, m_color.b);
ScreenPoint spt1 = cam->toScreenCoordinates(cg->toMapCoordinates(vertices[0]));
Point pt3(spt1.x, spt1.y);
ScreenPoint spt2 = cam->toScreenCoordinates(cg->toMapCoordinates(vertices[halfind]));
Point pt4(spt2.x, spt2.y);
m_renderbackend->drawLine(pt3, pt4, m_color.r, m_color.g, m_color.b);
}
}
void BlockingInfoRenderer::setColor(uint8_t r, uint8_t g, uint8_t b) {
m_color.r = r;
m_color.g = g;
m_color.b = b;
}
}
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