186 lines
7.2 KiB
C
186 lines
7.2 KiB
C
#include "detailview.h"
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cDetailView::cDetailView(cEpgGrid *grid) {
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this->grid = grid;
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this->event = grid->GetEvent();
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imgScrollBar = NULL;
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FrameTime = 40; // ms
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FadeTime = 500; // ms
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borderWidth = 100; //px
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headerHeight = max (80 + tvguideConfig.logoHeight + 3 * tvguideConfig.FontDetailHeader->Height(), // border + logo + 3 Lines
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80 + tvguideConfig.epgImageHeight);
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description.Set(event->Description(), tvguideConfig.FontDetailView, tvguideConfig.osdWidth-2*borderWidth - 50 - 40);
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contentScrollable = setContentDrawportHeight();
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createPixmaps();
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}
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cDetailView::~cDetailView(void){
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delete header;
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osdManager.releasePixmap(content);
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osdManager.releasePixmap(scrollBar);
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osdManager.releasePixmap(footer);
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delete imgScrollBar;
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}
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bool cDetailView::setContentDrawportHeight() {
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int linesContent = description.Lines() + 1;
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heightContent = linesContent * tvguideConfig.FontDetailView->Height();
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if (heightContent > (tvguideConfig.osdHeight - 2 * borderWidth - headerHeight))
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return true;
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else
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return false;
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}
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void cDetailView::createPixmaps() {
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int scrollBarWidth = 50;
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header = new cStyledPixmap(osdManager.requestPixmap(5, cRect(borderWidth, borderWidth, tvguideConfig.osdWidth - 2*borderWidth, headerHeight), cRect::Null, "detailViewHeader"), "detailViewHeader");
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header->SetAlpha(0);
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header->setColor(theme.Color(clrHeader), theme.Color(clrHeaderBlending));
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content = osdManager.requestPixmap(5, cRect(borderWidth, borderWidth + headerHeight, tvguideConfig.osdWidth - 2*borderWidth - scrollBarWidth, tvguideConfig.osdHeight-2*borderWidth-headerHeight),
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cRect(0,0, tvguideConfig.osdWidth - 2*borderWidth - scrollBarWidth, max(heightContent, tvguideConfig.osdHeight-2*borderWidth-headerHeight)));
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content->SetAlpha(0);
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header->setColor(theme.Color(clrHeader), theme.Color(clrHeaderBlending));
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scrollBar = osdManager.requestPixmap(5, cRect(tvguideConfig.osdWidth-borderWidth-scrollBarWidth, borderWidth + headerHeight, scrollBarWidth, tvguideConfig.osdHeight-2*borderWidth-headerHeight));
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scrollBar->SetAlpha(0);
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footer = osdManager.requestPixmap(5, cRect(borderWidth, borderWidth + headerHeight + content->ViewPort().Height(), tvguideConfig.osdWidth - 2*borderWidth, 3));
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footer->SetAlpha(0);
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footer->Fill(clrWhite);
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}
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void cDetailView::drawHeader() {
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header->drawBackground();
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header->drawBoldBorder();
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int lineHeight = tvguideConfig.FontDetailHeader->Height();
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int offset = 30;
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cImageLoader imgLoader;
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if (tvguideConfig.hideChannelLogos) {
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header->DrawText(cPoint(20, offset + 10), grid->column->getChannel()->Name(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailHeader);
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offset += lineHeight + 10;
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} else {
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if (imgLoader.LoadLogo(grid->column->getChannel()->Name())) {
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cImage logo = imgLoader.GetImage();
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header->DrawImage(cPoint(20, 20), logo);
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}
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offset += tvguideConfig.logoHeight;
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}
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if (!tvguideConfig.hideEpgImages) {
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if (imgLoader.LoadEPGImage(event->EventID())) {
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cImage epgImage = imgLoader.GetImage();
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int epgImageX = header->Width() - 30 - tvguideConfig.epgImageWidth;
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int epgImageY = (header->Height() - 10 - tvguideConfig.epgImageHeight) / 2;
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header->DrawRectangle(cRect(epgImageX-2, epgImageY-2, tvguideConfig.epgImageWidth + 4, tvguideConfig.epgImageHeight + 4), theme.Color(clrBorder));
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header->DrawImage(cPoint(epgImageX, epgImageY), epgImage);
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}
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}
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header->DrawText(cPoint(20, offset), event->Title(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailHeader);
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cString datetime = cString::sprintf("%s, %s - %s (%d min)", *event->GetDateString(), *event->GetTimeString(), *event->GetEndTimeString(), event->Duration()/60);
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header->DrawText(cPoint(20, offset + lineHeight), *datetime, theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
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header->DrawText(cPoint(20, offset + 2 * lineHeight), event->ShortText(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
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}
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void cDetailView::drawContent() {
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content->Fill(theme.Color(clrBorder));
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content->DrawRectangle(cRect(2, 0, content->ViewPort().Width() - 2, content->DrawPort().Height()), theme.Color(clrBackground));
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int textHeight = tvguideConfig.FontDetailView->Height();
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int textLines = description.Lines();
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for (int i=0; i<textLines; i++) {
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content->DrawText(cPoint(20, 20 + i*textHeight), description.GetLine(i), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
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}
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}
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void cDetailView::drawScrollbar() {
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scrollBar->Fill(theme.Color(clrBorder));
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double scrollBarOffset = 0.0;
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if (contentScrollable) {
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heightScrollbar = ( (double)scrollBar->ViewPort().Height() ) / (double)heightContent * ( (double)scrollBar->ViewPort().Height() );
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scrollBarOffset = (-1.0)*(double)content->DrawPort().Point().Y() / (double)(content->DrawPort().Height() - (tvguideConfig.osdHeight-2*borderWidth-headerHeight));
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scrollBarOffset *= ( (double)scrollBar->ViewPort().Height()-7.0 - heightScrollbar);
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scrollBarOffset++;
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} else {
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heightScrollbar = scrollBar->ViewPort().Height();
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}
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scrollBar->DrawRectangle(cRect(3,0,scrollBar->ViewPort().Width()-6, scrollBar->ViewPort().Height()), theme.Color(clrBackground));
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if (imgScrollBar == NULL) {
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imgScrollBar = createScrollbar(scrollBar->ViewPort().Width()-10, heightScrollbar, theme.Color(clrHighlight), theme.Color(clrHighlightBlending));
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}
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scrollBar->DrawImage(cPoint(5, 2 + scrollBarOffset), *imgScrollBar);
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}
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void cDetailView::scrollUp() {
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if (contentScrollable) {
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int newDrawportHeight = content->DrawPort().Point().Y() + tvguideConfig.FontDetailView->Height();
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content->SetDrawPortPoint(cPoint(0, min(newDrawportHeight,0)));
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drawScrollbar();
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}
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}
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void cDetailView::scrollDown() {
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if (contentScrollable) {
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int newDrawportHeight = content->DrawPort().Point().Y() - tvguideConfig.FontDetailView->Height();
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int maxDrawportHeight = (content->DrawPort().Height() - (tvguideConfig.osdHeight-2*borderWidth-headerHeight));
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content->SetDrawPortPoint(cPoint(0, max(newDrawportHeight,(-1)*maxDrawportHeight)));
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drawScrollbar();
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}
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}
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cImage *cDetailView::createScrollbar(int width, int height, tColor clrBgr, tColor clrBlend) {
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cImage *image = new cImage(cSize(width, height));
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image->Fill(clrBgr);
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if (tvguideConfig.useBlending) {
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int numSteps = 64;
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int alphaStep = 0x03;
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if (height < 30)
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return image;
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else if (height < 100) {
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numSteps = 32;
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alphaStep = 0x06;
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}
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int stepY = 0.5*height / numSteps;
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if (stepY == 0)
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stepY = 1;
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int alpha = 0x40;
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tColor clr;
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for (int i = 0; i<numSteps; i++) {
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clr = AlphaBlend(clrBgr, clrBlend, alpha);
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for (int y = i*stepY; y < (i+1)*stepY; y++) {
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for (int x=0; x<width; x++) {
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image->SetPixel(cPoint(x,y), clr);
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}
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}
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alpha += alphaStep;
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}
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}
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return image;
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}
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void cDetailView::Action(void) {
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drawHeader();
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drawContent();
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drawScrollbar();
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uint64_t Start = cTimeMs::Now();
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while (true) {
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uint64_t Now = cTimeMs::Now();
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cPixmap::Lock();
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double t = min(double(Now - Start) / FadeTime, 1.0);
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int Alpha = t * ALPHA_OPAQUE;
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header->SetAlpha(Alpha);
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content->SetAlpha(Alpha);
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scrollBar->SetAlpha(Alpha);
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footer->SetAlpha(Alpha);
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osdManager.flush();
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cPixmap::Unlock();
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int Delta = cTimeMs::Now() - Now;
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if (Delta < FrameTime)
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cCondWait::SleepMs(FrameTime - Delta);
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if ((Now - Start) > FadeTime)
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break;
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}
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} |