Files
aliendefender/ad_graphics.cpp
2020-06-15 22:22:46 +03:00

255 lines
8.1 KiB
C++

#include "ad_graphics.h"
#include <QGLWidget>
#include <QGraphicsItem>
AD_Graphics::AD_Graphics(AD_Core *adcore, QWidget *parent) : QGraphicsView(parent) , color_curve(QEasingCurve::InQuad)
{
focus_item = select_tow = select_al = 0;
data = adcore->addata;
core = adcore;
setViewport(new QGLWidget(QGLFormat(QGL::SampleBuffers)));
setAlignment(Qt::AlignLeft | Qt::AlignTop);
setMouseTracking(true);
scene = new QGraphicsScene();
scene->setItemIndexMethod(QGraphicsScene::NoIndex);
core->setScene(scene);
setScene(scene);
selection_al = new ADItem(-1, ADItem::Other, core->addata->alienSelect.images);
selection_al->hide();
selection_tow = new ADItem(-1, ADItem::Other, core->addata->towerSelect.images);
selection_tow->hide();
scene->addItem(selection_al);
scene->addItem(selection_tow);
//setCacheMode();
//setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
mapimg = new QImage(data->map->rect().size()*cellSize,QImage::Format_ARGB32);
//setDragMode(RubberBandDrag);
QPainter p(mapimg);
p.setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing);
for (int i=0; i<data->map->cells().size(); i++) {
for (int j=0; j<data->map->cells().at(i).size(); j++) {
QPen pen;
QBrush brush;
pen.setColor(Qt::white);
brush.setColor(Qt::white);
brush.setStyle(Qt::SolidPattern);
int cel = data->map->cells().at(i).at(j);
if (cel == Map::Wall)
{
pen.setColor(Qt::black);
brush.setColor(Qt::black);
}
if (cel >= Map::Free || (cel <= Map::PlayerTower && cel !=Map::Wall))
{
pen.setColor(QColor(qAbs(cel+2)*345%100,(qAbs(cel+2)*721)%100,(qAbs(cel+2)*75)%100).lighter());
brush.setColor(QColor(qAbs(cel+2)*345%255,(qAbs(cel+2)*721)%255,(qAbs(cel+2)*75)%255).lighter());
}
p.setPen(pen);
p.setBrush(brush);
p.drawRect(i*cellSize,j*cellSize,cellSize,cellSize);
}
}
p.end();
scene->setSceneRect(mapimg->rect());
//scene->setBackgroundBrush(*mapimg);
setCacheMode(QGraphicsView::CacheBackground);
setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing);
resize(mapimg->size());
m_scale.reset();
startTimer(50);
}
AD_Graphics::~AD_Graphics()
{
delete selection_tow;
delete selection_al;
delete scene;
}
void AD_Graphics::mousePressEvent(QMouseEvent *event)
{
// scene->clearSelection();
if (event->button() == Qt::LeftButton)
{
if (m_building)
emit add_tow((QPointF(mapToScene(event->pos())/cellSize).toPoint()),
event->modifiers().testFlag(Qt::ShiftModifier));
else
{
QList<QGraphicsItem*> list = scene->items(mapToScene(event->pos()), Qt::IntersectsItemBoundingRect, Qt::AscendingOrder);
ADItem * al = 0;
foreach(QGraphicsItem* x, list)
{
ADItem * i = qgraphicsitem_cast<ADItem*>(x);
if (i->itemType() == ADItem::Tower)
{
// i->setSelected(true);
select_tow = i;
emit selected_tower_changed(i->tid());
return;
}
if (i->itemType() == ADItem::Alien)
{
al = i;
}
}
if (al != 0)
{
// al->setSelected(true);
select_al = al;
core->addata->players.at(0)->selectAlienId = select_al->id();
return;
}
}
}
if (event->button() == Qt::RightButton)
{
select_al = 0;
select_tow = 0;
emit selected_tower_changed(QPoint());
emit cancel();
}
}
void AD_Graphics::timerEvent(QTimerEvent * )
{
if (select_al != 0)
{
selection_al->setPos(select_al->pos());
selection_al->show();
} else selection_al->hide();
if (select_tow != 0)
{
selection_tow->setPos(select_tow->pos());
selection_tow->show();
} else selection_tow->hide();
selection_tow->next();
selection_al->next();
if (core->isWaveEnd())
scene->update();
QList<int> moneyitemsdeads;
for(int i=0; i<moneyitems.size(); i++)
{
float op = moneyitems[i]->opacity();
moneyitems[i]->setOpacity(op - (1-op*0.999));
moneyitems[i]->moveBy(0.2,-0.4);
moneyitems[i]->setScale(moneyitems[i]->scale()+0.1);
if (op < 0.1)
{
moneyitemsdeads.append(i);
}
}
for (int i=0; i<moneyitemsdeads.size(); i++)
{
//scene->removeItem(moneyitems[i]);
delete moneyitems[moneyitemsdeads.at(i)];
//moneyitems.removeAt(moneyitemsdeads.at(i));
}
}
void AD_Graphics::drawBackground(QPainter * p, const QRectF & r)
{
p->setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing);
p->fillRect(r,Qt::black);
p->drawImage(0,0,*mapimg);
}
void AD_Graphics::drawForeground(QPainter *p, const QRectF &rect)
{
p->setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing);
QList <QGraphicsItem *> l = scene->items();
foreach(QGraphicsItem * g,l)
{
ADItem * i = qgraphicsitem_cast<ADItem *>(g);
if (i->isBarVisible())
{
p->setPen(Qt::black);
p->setBrush(Qt::NoBrush);
p->drawRect(i->pos().x()-cellSize-1,i->pos().y()-cellSize*1.25-1,cellSize*2+2,cellSize/4+2);
p->setPen(Qt::NoPen);
p->setBrush(QBrush(QColor::fromHsv(120*color_curve.valueForProgress(i->value()),230,230)));
p->drawRect(i->pos().x()-cellSize,i->pos().y()-cellSize*1.25,cellSize*2*i->value(),cellSize/4);
}
}
if (focus_item != 0)
{
if (focus_item->itemType() == ADItem::Tower)
{
float r = core->addata->curTowers[focus_item->tid()].src->radius*cellSize;
QPen pen;
QBrush b;
b.setStyle(Qt::SolidPattern);
b.setColor(QColor(100,240,100,80));
pen.setColor(QColor(240,50,50,100));
pen.setStyle(Qt::DashDotLine);
pen.setWidthF(2.5);
p->setPen(pen);
p->setBrush(b);
p->drawEllipse(focus_item->pos(), r, r);
}
}
}
void AD_Graphics::mouseMoveEvent(QMouseEvent *event)
{
QList<QGraphicsItem * > li = scene->items(mapToScene(event->pos()), Qt::IntersectsItemBoundingRect, Qt::DescendingOrder);
foreach (QGraphicsItem * i, li) {
if (qgraphicsitem_cast<ADItem *>(i)->itemType() == ADItem::Tower) {
focus_item = qgraphicsitem_cast<ADItem *>(i);
// selection_tow->setPos(focus_item->pos());
// selection_tow->show();
return;
}
}
// selection_tow->hide();
focus_item = 0;
}
void AD_Graphics::alienKilled(int id, bool missed)
{
if (select_al != 0) if (select_al->id() == id) select_al = 0;
QPointF alpos = core->addata->aliens->curAliens[id].pos;
if (missed)
{
MoneyItem * lm = new MoneyItem();
lm->setPos(QPointF(mapimg->width()/2+qrand()%20,mapimg->height()/2+qrand()%20));
lm->setText("missed");
lm->setColor(Qt::red);
lm->setScale(5);
moneyitems.append(lm);
scene->addItem(lm);
return;
}
QPainter p(mapimg);
//p.setCompositionMode(QPainter::CompositionMode_Plus);
p.translate((alpos+QPointF(0.5,0.5))*cellSize);
p.rotate(qrand()%90);
p.drawImage(core->addata->bloodrect, *(core->addata->blood));
p.end();
resetCachedContent();
MoneyItem * m = new MoneyItem();
m->setPos(alpos*cellSize);
m->setMoney(core->addata->aliens->curAliens[id].src->prise);
moneyitems.append(m);
scene->addItem(m);
}
void AD_Graphics::resizeEvent(QResizeEvent *event)
{
m_scale.reset();
float f = static_cast<float>(qMin(event->size().width(),event->size().height()))/mapimg->size().width();
m_scale.scale(f,f);
setTransform(m_scale);
repaint();
}