Initial push tvguide 0.0.1

1 files changed, 186 insertions, 0 deletions

diff --git a/detailview.c b/detailview.c
new file mode 100644
index 0000000..2c791e4
--- /dev/null
+++ b/detailview.c
@@ -0,0 +1,186 @@
+#include "detailview.h"
+
+cDetailView::cDetailView(cEpgGrid *grid) {
+	this->grid = grid;
+	this->event = grid->GetEvent();
+	imgScrollBar = NULL;
+	FrameTime = 40; // ms
+	FadeTime = 500; // ms
+	borderWidth = 100; //px
+	headerHeight = max (80 + tvguideConfig.logoHeight +	3 * tvguideConfig.FontDetailHeader->Height(), // border + logo + 3 Lines
+						80 + tvguideConfig.epgImageHeight);
+	description.Set(event->Description(), tvguideConfig.FontDetailView, tvguideConfig.osdWidth-2*borderWidth - 50 - 40);
+	contentScrollable = setContentDrawportHeight();
+	createPixmaps();
+}
+
+cDetailView::~cDetailView(void){
+	delete header;
+	osdManager.releasePixmap(content);
+	osdManager.releasePixmap(scrollBar);
+	osdManager.releasePixmap(footer);
+	delete imgScrollBar;
+}
+
+bool cDetailView::setContentDrawportHeight() {
+	int linesContent = description.Lines() + 1;
+	heightContent = linesContent * tvguideConfig.FontDetailView->Height();
+	if (heightContent > (tvguideConfig.osdHeight - 2 * borderWidth - headerHeight))
+		return true;
+	else
+		return false;
+}
+
+void cDetailView::createPixmaps() {
+	int scrollBarWidth = 50;
+	
+	header = new cStyledPixmap(osdManager.requestPixmap(5, cRect(borderWidth, borderWidth, tvguideConfig.osdWidth - 2*borderWidth, headerHeight), cRect::Null, "detailViewHeader"), "detailViewHeader");
+	header->SetAlpha(0);
+	header->setColor(theme.Color(clrHeader), theme.Color(clrHeaderBlending));
+	content = osdManager.requestPixmap(5, cRect(borderWidth, borderWidth + headerHeight, tvguideConfig.osdWidth - 2*borderWidth - scrollBarWidth, tvguideConfig.osdHeight-2*borderWidth-headerHeight),
+									cRect(0,0, tvguideConfig.osdWidth - 2*borderWidth - scrollBarWidth, max(heightContent, tvguideConfig.osdHeight-2*borderWidth-headerHeight)));	
+	content->SetAlpha(0);
+	header->setColor(theme.Color(clrHeader), theme.Color(clrHeaderBlending));
+	
+	scrollBar = osdManager.requestPixmap(5, cRect(tvguideConfig.osdWidth-borderWidth-scrollBarWidth, borderWidth + headerHeight, scrollBarWidth, tvguideConfig.osdHeight-2*borderWidth-headerHeight));
+	scrollBar->SetAlpha(0);
+	
+	footer = osdManager.requestPixmap(5, cRect(borderWidth, borderWidth + headerHeight + content->ViewPort().Height(), tvguideConfig.osdWidth - 2*borderWidth, 3));
+	footer->SetAlpha(0);
+	footer->Fill(clrWhite);
+}
+
+void cDetailView::drawHeader() {
+	header->drawBackground();
+	header->drawBoldBorder();
+	
+	int lineHeight = tvguideConfig.FontDetailHeader->Height();
+	int offset = 30;
+	cImageLoader imgLoader;
+	if (tvguideConfig.hideChannelLogos) {
+		header->DrawText(cPoint(20, offset + 10), grid->column->getChannel()->Name(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailHeader);
+		offset += lineHeight + 10;
+	} else {
+		if (imgLoader.LoadLogo(grid->column->getChannel()->Name())) {
+			cImage logo = imgLoader.GetImage();
+			header->DrawImage(cPoint(20, 20), logo);
+		}
+		offset += tvguideConfig.logoHeight;
+	}
+	
+	if (!tvguideConfig.hideEpgImages) {
+		if (imgLoader.LoadEPGImage(event->EventID())) {
+			cImage epgImage = imgLoader.GetImage();
+			int epgImageX = header->Width() - 30 - tvguideConfig.epgImageWidth;
+			int epgImageY = (header->Height() - 10 - tvguideConfig.epgImageHeight) / 2;
+			header->DrawRectangle(cRect(epgImageX-2, epgImageY-2, tvguideConfig.epgImageWidth + 4, tvguideConfig.epgImageHeight + 4), theme.Color(clrBorder));
+			header->DrawImage(cPoint(epgImageX, epgImageY), epgImage);
+		}
+	}
+	
+	header->DrawText(cPoint(20, offset), event->Title(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailHeader);
+	cString datetime = cString::sprintf("%s, %s - %s (%d min)", *event->GetDateString(),  *event->GetTimeString(), *event->GetEndTimeString(), event->Duration()/60);
+	header->DrawText(cPoint(20, offset + lineHeight), *datetime, theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
+	header->DrawText(cPoint(20, offset + 2 * lineHeight), event->ShortText(), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
+}
+
+void cDetailView::drawContent() {
+	content->Fill(theme.Color(clrBorder));
+	content->DrawRectangle(cRect(2, 0, content->ViewPort().Width() - 2, content->DrawPort().Height()), theme.Color(clrBackground));
+	
+	int textHeight = tvguideConfig.FontDetailView->Height();
+	int textLines = description.Lines();
+	
+	for (int i=0; i<textLines; i++) {
+		content->DrawText(cPoint(20, 20 + i*textHeight), description.GetLine(i), theme.Color(clrFont), clrTransparent, tvguideConfig.FontDetailView);
+	}
+}
+
+void cDetailView::drawScrollbar() {
+	scrollBar->Fill(theme.Color(clrBorder));
+	double scrollBarOffset = 0.0;
+	if (contentScrollable) {
+		heightScrollbar =  ( (double)scrollBar->ViewPort().Height() ) / (double)heightContent * ( (double)scrollBar->ViewPort().Height() );
+		scrollBarOffset = (-1.0)*(double)content->DrawPort().Point().Y() / (double)(content->DrawPort().Height() - (tvguideConfig.osdHeight-2*borderWidth-headerHeight));
+		scrollBarOffset *= ( (double)scrollBar->ViewPort().Height()-7.0  - heightScrollbar); 
+		scrollBarOffset++;
+	} else {
+		heightScrollbar =  scrollBar->ViewPort().Height();
+	}
+	scrollBar->DrawRectangle(cRect(3,0,scrollBar->ViewPort().Width()-6, scrollBar->ViewPort().Height()), theme.Color(clrBackground));
+	if (imgScrollBar == NULL) {
+		imgScrollBar = createScrollbar(scrollBar->ViewPort().Width()-10, heightScrollbar, theme.Color(clrHighlight), theme.Color(clrHighlightBlending));
+	}
+	scrollBar->DrawImage(cPoint(5, 2 + scrollBarOffset), *imgScrollBar);
+}
+
+void cDetailView::scrollUp() {
+	if (contentScrollable) {
+		int newDrawportHeight = content->DrawPort().Point().Y() + tvguideConfig.FontDetailView->Height();
+		content->SetDrawPortPoint(cPoint(0, min(newDrawportHeight,0)));
+		drawScrollbar();
+	}
+}
+
+void cDetailView::scrollDown() {
+	if (contentScrollable) {
+		int newDrawportHeight = content->DrawPort().Point().Y() - tvguideConfig.FontDetailView->Height();
+		int maxDrawportHeight = (content->DrawPort().Height() - (tvguideConfig.osdHeight-2*borderWidth-headerHeight));
+		content->SetDrawPortPoint(cPoint(0, max(newDrawportHeight,(-1)*maxDrawportHeight)));
+		drawScrollbar();
+	}
+}
+
+cImage *cDetailView::createScrollbar(int width, int height, tColor clrBgr, tColor clrBlend) {
+	cImage *image = new cImage(cSize(width, height));
+	image->Fill(clrBgr);
+	if (tvguideConfig.useBlending) {
+		int numSteps = 64;
+		int alphaStep = 0x03;
+		if (height < 30)
+			return image;
+		else if (height < 100) {
+			numSteps = 32;
+			alphaStep = 0x06;
+		}
+		int stepY = 0.5*height / numSteps;
+		if (stepY == 0)
+			stepY = 1;
+		int alpha = 0x40;
+		tColor clr;
+		for (int i = 0; i<numSteps; i++) {
+			clr = AlphaBlend(clrBgr, clrBlend, alpha);
+			for (int y = i*stepY; y < (i+1)*stepY; y++) {
+				for (int x=0; x<width; x++) {
+					image->SetPixel(cPoint(x,y), clr);
+				}
+			}
+			alpha += alphaStep;
+		}
+	}
+	return image;
+}
+
+void cDetailView::Action(void) {
+	drawHeader();
+	drawContent();
+	drawScrollbar();
+	uint64_t Start = cTimeMs::Now();
+	while (true) {
+		uint64_t Now = cTimeMs::Now();
+		cPixmap::Lock();
+		double t = min(double(Now - Start) / FadeTime, 1.0);
+	    int Alpha = t * ALPHA_OPAQUE;
+	    header->SetAlpha(Alpha);
+		content->SetAlpha(Alpha);
+		scrollBar->SetAlpha(Alpha);
+		footer->SetAlpha(Alpha);
+		osdManager.flush();
+		cPixmap::Unlock();
+        int Delta = cTimeMs::Now() - Now;
+        if (Delta < FrameTime)
+           cCondWait::SleepMs(FrameTime - Delta);
+		if ((Now - Start) > FadeTime)
+			break;
+    }
+}
\ No newline at end of file