make eSubtitleWidget more flexible

[enigma2.git] / lib / gui / esubtitle.cpp

diff --git a/lib/gui/esubtitle.cpp b/lib/gui/esubtitle.cpp
index 7e472b36c16d2500275913753b1849e538327cc7..80211b4d33dbb43536f0b224db50310ae1817ee8 100644 (file)
--- a/lib/gui/esubtitle.cpp
+++ b/lib/gui/esubtitle.cpp
@@ -1,5 +1,6 @@
 #include <lib/gui/esubtitle.h>
 #include <lib/gdi/grc.h>
+#include <lib/base/estring.h>
 
        /*
                ok, here's much room for improvements.
@@ -10,32 +11,74 @@
        */      
 
 eSubtitleWidget::eSubtitleWidget(eWidget *parent)
-       : eWidget(parent)
+       : eWidget(parent), m_hide_subtitles_timer(eApp)
 {
        setBackgroundColor(gRGB(0,0,0,255));
        m_page_ok = 0;
        m_dvb_page_ok = 0;
+       CONNECT(m_hide_subtitles_timer.timeout, eSubtitleWidget::clearPage);
 }
 
+#define startX 50
 void eSubtitleWidget::setPage(const eDVBTeletextSubtitlePage &p)
 {
        m_page = p;
        m_page_ok = 1;
-       invalidate();
+       invalidate(m_visible_region);  // invalidate old visible regions
+       m_visible_region.rects.clear();
+
+       int elements = m_page.m_elements.size();
+       if (elements)
+       {
+               int startY = elements > 1
+                       ? size().height() / 2
+                       : size().height() / 3 * 2;
+               int width = size().width() - startX * 2;
+               int height = size().height() - startY;
+               int size_per_element = height / (elements ? elements : 1);
+               for (int i=0; i<elements; ++i)
+               {
+                       eRect &area = m_page.m_elements[i].m_area;
+                       area.setLeft(startX);
+                       area.setTop(size_per_element * i + startY);
+                       area.setWidth(width);
+                       area.setHeight(size_per_element);
+                       m_visible_region.rects.push_back(area);
+               }
+       }
+       m_hide_subtitles_timer.start(7500, true);
+       invalidate(m_visible_region);  // invalidate new regions
 }
 
 void eSubtitleWidget::setPage(const eDVBSubtitlePage &p)
 {
+       eDebug("setPage");
        m_dvb_page = p;
+       invalidate(m_visible_region);  // invalidate old visible regions
+       m_visible_region.rects.clear();
+       for (std::list<eDVBSubtitleRegion>::iterator it(m_dvb_page.m_regions.begin()); it != m_dvb_page.m_regions.end(); ++it)
+       {
+               eDebug("add %d %d %d %d", it->m_position.x(), it->m_position.y(), it->m_pixmap->size().width(), it->m_pixmap->size().height());
+               m_visible_region.rects.push_back(eRect(it->m_position, it->m_pixmap->size()));
+       }
        m_dvb_page_ok = 1;
-       invalidate();
+       m_hide_subtitles_timer.start(7500, true);
+       invalidate(m_visible_region);  // invalidate new regions
 }
 
 void eSubtitleWidget::clearPage()
 {
+       eDebug("subtitle timeout... hide");
        m_page_ok = 0;
        m_dvb_page_ok = 0;
-       invalidate();
+       invalidate(m_visible_region);
+       m_visible_region.rects.clear();
+}
+
+void eSubtitleWidget::setPixmap(ePtr<gPixmap> &pixmap, gRegion changed)
+{
+       m_pixmap = pixmap;
+       invalidate(changed);
 }
 
 int eSubtitleWidget::event(int event, void *data, void *data2)
@@ -48,29 +91,29 @@ int eSubtitleWidget::event(int event, void *data, void *data2)
                gPainter &painter = *(gPainter*)data2;
 
                getStyle(style);
-               
                eWidget::event(event, data, data2);
-               ePtr<gFont> font = new gFont("Regular", 30);
-               painter.setFont(font);
-               
-/*             if (!m_page_ok && !m_dvb_page_ok)
-                       painter.renderText(eRect(ePoint(0, 0), size()), "waiting for subtitles...", gPainter::RT_WRAP);
-               else */if (m_page_ok)
+
+               if (m_pixmap)
+                       painter.blit(m_pixmap, ePoint(0,0));
+               else if (m_page_ok)
                {
                        int elements = m_page.m_elements.size();
-                       int height = size().height();
-                       int size_per_element = height / (elements ? elements : 1);
+                       ePtr<gFont> font = new gFont("Regular", 38);
+                       painter.setFont(font);
                        for (int i=0; i<elements; ++i)
                        {
+                               eDVBTeletextSubtitlePageElement &element = m_page.m_elements[i];
+                               eRect &area = element.m_area;
+                               eRect shadow = area;
+                               shadow.moveBy(3,3);
                                painter.setForegroundColor(gRGB(0,0,0));
-                               painter.renderText(eRect(2, size_per_element * i + 2, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
-                               painter.setForegroundColor(m_page.m_elements[i].m_color);
-                               painter.renderText(eRect(0, size_per_element * i, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
+                               painter.renderText(shadow, element.m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
+                               painter.setForegroundColor(element.m_color);
+                               painter.renderText(area, element.m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
                        }
                }
                else if (m_dvb_page_ok)
                {
-                       painter.setOffset(ePoint(0,0));
                        for (std::list<eDVBSubtitleRegion>::iterator it(m_dvb_page.m_regions.begin()); it != m_dvb_page.m_regions.end(); ++it)
                                painter.blit(it->m_pixmap, it->m_position);
                }