diff options
Diffstat (limited to 'textwindow.c')
| -rw-r--r-- | textwindow.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/textwindow.c b/textwindow.c new file mode 100644 index 0000000..72f3c1b --- /dev/null +++ b/textwindow.c @@ -0,0 +1,122 @@ +#include "textwindow.h" + +cNopacityTextWindow::cNopacityTextWindow(cOsd *osd, cFont *font) { + this->osd = osd; + this->font = font; + pixmap = NULL; +} + +cNopacityTextWindow::~cNopacityTextWindow(void) { + Cancel(-1); + while (Active()) + cCondWait::SleepMs(10); + if (pixmap) { + osd->DestroyPixmap(pixmap); + pixmap = NULL; + } +} + +bool cNopacityTextWindow::CreatePixmap(int border) { + int lineHeight = font->Height(); + bool scrolling = false; + twText.Set(text, font, geometry->Width() - 2*border); + int pixmapTotalHeight = lineHeight * (twText.Lines()+1); + int drawportHeight = geometry->Height(); + if (pixmapTotalHeight > drawportHeight) { + drawportHeight = pixmapTotalHeight; + scrolling = true; + } + cPixmap::Lock(); + pixmap = osd->CreatePixmap(4, cRect(geometry->X(), geometry->Y(), geometry->Width(), geometry->Height()), + cRect(0, 0, geometry->Width(), drawportHeight)); + pixmap->SetAlpha(0); + pixmap->Fill(Theme.Color(clrMenuBorder)); + pixmap->DrawRectangle(cRect(1, 1, geometry->Width()-2, drawportHeight-2), Theme.Color(clrMenuBack)); + cPixmap::Unlock(); + return scrolling; +} + +void cNopacityTextWindow::DrawText(int border) { + int lineHeight = font->Height(); + int currentLineHeight = lineHeight/2; + cPixmap::Lock(); + for (int i=0; (i < twText.Lines()) && Running(); i++) { + pixmap->DrawText(cPoint(border, currentLineHeight), twText.GetLine(i), Theme.Color(clrMenuFontButton), clrTransparent, font); + currentLineHeight += lineHeight; + } + cPixmap::Unlock(); +} + +void cNopacityTextWindow::DoSleep(int duration) { + int sleepSlice = 10; + for (int i = 0; Running() && (i*sleepSlice < duration); i++) + cCondWait::SleepMs(sleepSlice); +} + +void cNopacityTextWindow::Action(void) { + DoSleep(config.menuInfoTextDelay*1000); + + int border = 5; + bool scrolling = false; + if (Running()) { + scrolling = CreatePixmap(border); + } + if (Running()) { + DrawText(border); + } + //FadeIn + if (config.menuEPGWindowFadeTime) { + uint64_t Start = cTimeMs::Now(); + int FadeTime = config.menuEPGWindowFadeTime; + int FadeFrameTime = config.menuEPGWindowFrameTime; + while (Running()) { + uint64_t Now = cTimeMs::Now(); + cPixmap::Lock(); + double t = min(double(Now - Start) / FadeTime, 1.0); + int Alpha = t * ALPHA_OPAQUE; + pixmap->SetAlpha(Alpha); + if (Running()) + osd->Flush(); + cPixmap::Unlock(); + int Delta = cTimeMs::Now() - Now; + if (Running() && (Delta < FadeFrameTime)) + cCondWait::SleepMs(FadeFrameTime - Delta); + if ((int)(Now - Start) > FadeTime) + break; + } + } + + if (scrolling && Running()) { + int scrollDelay = config.menuInfoScrollDelay * 1000; + DoSleep(scrollDelay); + int drawPortY; + int FrameTime = config.menuInfoScrollFrameTime; + int maxY = pixmap->DrawPort().Height() - pixmap->ViewPort().Height(); + bool doSleep = false; + while (Running()) { + uint64_t Now = cTimeMs::Now(); + cPixmap::Lock(); + drawPortY = pixmap->DrawPort().Y(); + drawPortY -= 1; + cPixmap::Unlock(); + if (abs(drawPortY) > maxY) { + doSleep = true; + DoSleep(scrollDelay); + drawPortY = 0; + } + cPixmap::Lock(); + if (Running()) + pixmap->SetDrawPortPoint(cPoint(0, drawPortY)); + cPixmap::Unlock(); + if (doSleep) { + doSleep = false; + DoSleep(scrollDelay); + } + int Delta = cTimeMs::Now() - Now; + if (Running()) + osd->Flush(); + if (Running() && (Delta < FrameTime)) + cCondWait::SleepMs(FrameTime - Delta); + } + } +}
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