Rework handling muteicon

- Integrated for monitoring the mute icon into the frame buffer class.
 If the icon is overwritten by an element, it is restored from the
 framebuffer.

Signed-off-by: Thilo Graf <dbt@novatux.de>


Origin commit data
------------------
Commit: 1049b337bb
Author: Michael Liebmann <tuxcode.bbg@gmail.com>
Date: 2013-05-13 (Mon, 13 May 2013)

Origin message was:
------------------
* Rework handling muteicon

- Integrated for monitoring the mute icon into the frame buffer class.
 If the icon is overwritten by an element, it is restored from the
 framebuffer.

Signed-off-by: Thilo Graf <dbt@novatux.de>

src/driver/fontrenderer.cpp

@@ -372,6 +372,8 @@ void Font::RenderString(int x, int y, const int width, const char *text, const u
 	if (!frameBuffer->getActive())
 		return;
 
+	frameBuffer->checkFbArea(x, y, width, height, true);
+
 	pthread_mutex_lock( &renderer->render_mutex );
 
 	FT_Error err = FTC_Manager_LookupSize(renderer->cacheManager, &scaler, &size);
@@ -620,6 +622,7 @@ void Font::RenderString(int x, int y, const int width, const char *text, const u
 	}
 //printf("RenderStat: %d %d %d \n", renderer->cacheManager->num_nodes, renderer->cacheManager->num_bytes, renderer->cacheManager->max_bytes);
 	pthread_mutex_unlock( &renderer->render_mutex );
+	frameBuffer->checkFbArea(x, y, width, height, false);
 }
 
 void Font::RenderString(int x, int y, const int width, const std::string & text, const unsigned char color, const int boxheight, const bool utf8_encoded)

src/driver/framebuffer.cpp

@@ -4,21 +4,27 @@
 	Copyright (C) 2001 Steffen Hehn 'McClean'
 		      2003 thegoodguy
 
+	mute icon handling from tuxbox project
+	Copyright (C) 2009 Stefan Seyfried <seife@tuxboxcvs.slipkontur.de>
+	mute icon & info clock handling
+	Copyright (C) 2013 M. Liebmann (micha-bbg)
+
 	License: GPL
 
-	This program is free software; you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation; either version 2 of the License, or
-	(at your option) any later version.
+	This program is free software; you can redistribute it and/or
+	modify it under the terms of the GNU General Public
+	License as published by the Free Software Foundation; either
+	version 2 of the License, or (at your option) any later version.
 
 	This program is distributed in the hope that it will be useful,
 	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-	GNU General Public License for more details.
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+	General Public License for more details.
 
-	You should have received a copy of the GNU General Public License
-	along with this program; if not, write to the Free Software
-	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+	You should have received a copy of the GNU General Public
+	License along with this program; if not, write to the
+	Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+	Boston, MA  02110-1301, USA.
 */
 
 #ifdef HAVE_CONFIG_H
@@ -38,6 +44,7 @@
 
 #include <linux/kd.h>
 
+#include <gui/audiomute.h>
 #include <gui/color.h>
 #include <gui/pictureviewer.h>
 #include <global.h>
@@ -196,6 +203,9 @@ CFrameBuffer::CFrameBuffer()
 	memset(green, 0, 256*sizeof(__u16));
 	memset(blue, 0, 256*sizeof(__u16));
 	memset(trans, 0, 256*sizeof(__u16));
+	fbAreaActiv = false;
+	fb_no_check = false;
+	do_paint_mute_icon = true;
 }
 
 CFrameBuffer* CFrameBuffer::getInstance()
@@ -402,6 +412,8 @@ CFrameBuffer::~CFrameBuffer()
 	}
 	close(fd);
 	close(tty);
+
+	v_fbarea.clear();
 }
 
 int CFrameBuffer::getFileHandle() const
@@ -651,11 +663,15 @@ void CFrameBuffer::paintBoxRel(const int x, const int y, const int dx, const int
 		printf("paintBoxRel: radius %d, start x %d y %d end x %d y %d\n", radius, x, y, x+dx, y+dy);
 		return;
 	}
+
+	checkFbArea(x, y, dx, dy, true);
+
 #if defined(FB_HW_ACCELERATION)
 	fb_fillrect fillrect;
 	fillrect.color	= col;
 	fillrect.rop	= ROP_COPY;
 #elif defined(USE_NEVIS_GXA)
+	if (!fb_no_check)
 		OpenThreads::ScopedLock<OpenThreads::Mutex> m_lock(mutex);
 	/* solid fill with background color */
 	unsigned int cmd = GXA_CMD_BLT | GXA_CMD_NOT_TEXT | GXA_SRC_BMP_SEL(7) | GXA_DST_BMP_SEL(2) | GXA_PARAM_COUNT(2) | GXA_CMD_NOT_ALPHA;
@@ -805,6 +821,7 @@ void CFrameBuffer::paintBoxRel(const int x, const int y, const int dx, const int
 	 */
 	add_gxa_sync_marker();
 #endif
+	checkFbArea(x, y, dx, dy, false);
 }
 
 void CFrameBuffer::paintVLineRelInternal(int x, int y, int dy, const fb_pixel_t col)
@@ -1069,9 +1086,11 @@ _display:
 	if (h != 0)
 		yy += (h - height) / 2;
 
+	checkFbArea(x, yy, width, height, true);
 	if (paintBg)
 		paintBoxRel(x, yy, width, height, colBg);
 	blit2FB(data, width, height, x, yy, 0, 0, true);
+	checkFbArea(x, yy, width, height, false);
 	return true;
 }
 
@@ -1475,6 +1494,7 @@ void CFrameBuffer::paintBackgroundBoxRel(int x, int y, int dx, int dy)
 	if (!getActive())
 		return;
 
+	checkFbArea(x, y, dx, dy, true);
 	if(!useBackgroundPaint)
 	{
 		paintBoxRel(x, y, dx, dy, backgroundColor);
@@ -1490,6 +1510,7 @@ void CFrameBuffer::paintBackgroundBoxRel(int x, int y, int dx, int dy)
 			bkpos += BACKGROUNDIMAGEWIDTH;
 		}
 	}
+	checkFbArea(x, y, dx, dy, false);
 }
 
 void CFrameBuffer::paintBackground()
@@ -1497,6 +1518,7 @@ void CFrameBuffer::paintBackground()
 	if (!getActive())
 		return;
 
+	checkFbArea(0, 0, xRes, yRes, true);
 	if (useBackgroundPaint && (background != NULL))
 	{
 		for (int i = 0; i < 576; i++)
@@ -1506,6 +1528,7 @@ void CFrameBuffer::paintBackground()
 	{
 		paintBoxRel(0, 0, xRes, yRes, backgroundColor);
 	}
+	checkFbArea(0, 0, xRes, yRes, false);
 }
 
 void CFrameBuffer::SaveScreen(int x, int y, int dx, int dy, fb_pixel_t * const memp)
@@ -1513,6 +1536,7 @@ void CFrameBuffer::SaveScreen(int x, int y, int dx, int dy, fb_pixel_t * const m
 	if (!getActive())
 		return;
 
+	checkFbArea(x, y, dx, dy, true);
 	uint8_t * pos = ((uint8_t *)getFrameBufferPointer()) + x * sizeof(fb_pixel_t) + stride * y;
 	fb_pixel_t * bkpos = memp;
 	for (int count = 0; count < dy; count++) {
@@ -1536,6 +1560,7 @@ void CFrameBuffer::SaveScreen(int x, int y, int dx, int dy, fb_pixel_t * const m
 		bkpos += dx;
 	}
 #endif
+	checkFbArea(x, y, dx, dy, false);
 
 }
 
@@ -1544,6 +1569,7 @@ void CFrameBuffer::RestoreScreen(int x, int y, int dx, int dy, fb_pixel_t * cons
 	if (!getActive())
 		return;
 
+	checkFbArea(x, y, dx, dy, true);
 	uint8_t * fbpos = ((uint8_t *)getFrameBufferPointer()) + x * sizeof(fb_pixel_t) + stride * y;
 	fb_pixel_t * bkpos = memp;
 	for (int count = 0; count < dy; count++)
@@ -1552,6 +1578,7 @@ void CFrameBuffer::RestoreScreen(int x, int y, int dx, int dy, fb_pixel_t * cons
 		fbpos += stride;
 		bkpos += dx;
 	}
+	checkFbArea(x, y, dx, dy, false);
 }
 #if 0 
 //never used
@@ -1768,3 +1795,91 @@ void CFrameBuffer::displayRGB(unsigned char *rgbbuff, int x_size, int y_size, in
 	blit2FB(fbbuff, x_size, y_size, x_offs, y_offs, x_pan, y_pan);
 	cs_free_uncached(fbbuff);
 }
+
+// ## AudioMute / Clock ######################################
+
+void CFrameBuffer::setFbArea(int element, int _x, int _y, int _dx, int _dy)
+{
+	if (_x == 0 && _y == 0 && _dx == 0 && _dy == 0) {
+		// delete area
+		for (fbarea_iterator_t it = v_fbarea.begin(); it != v_fbarea.end(); ++it) {
+			if (it->element == element) {
+				v_fbarea.erase(it);
+				break;
+			}
+		}
+		if (v_fbarea.empty()) {
+			fbAreaActiv = false;
+		}
+	}
+	else {
+		// change area
+		bool found = false;
+		for (unsigned int i = 0; i < v_fbarea.size(); i++) {
+			if (v_fbarea[i].element == element) {
+				v_fbarea[i].x = _x;
+				v_fbarea[i].y = _y;
+				v_fbarea[i].dx = _dx;
+				v_fbarea[i].dy = _dy;
+				found = true;
+				break;
+			}
+		}
+		// set new area
+		if (!found) {
+			fb_area_t area;
+			area.x = _x;
+			area.y = _y;
+			area.dx = _dx;
+			area.dy = _dy;
+			area.element = element;
+			v_fbarea.push_back(area);
+		}
+		fbAreaActiv = true;
+	}
+}
+
+int CFrameBuffer::checkFbAreaElement(int _x, int _y, int _dx, int _dy, fb_area_t *area)
+{
+	if (fb_no_check)
+		return FB_PAINTAREA_MATCH_NO;
+
+	if (_y > area->y + area->dy)
+		return FB_PAINTAREA_MATCH_NO;
+	if (_x + _dx < area->x)
+		return FB_PAINTAREA_MATCH_NO;
+	if (_x > area->x + area->dx)
+		return FB_PAINTAREA_MATCH_NO;
+	if (_y + _dy < area->y)
+		return FB_PAINTAREA_MATCH_NO;
+	return FB_PAINTAREA_MATCH_OK;
+}
+
+bool CFrameBuffer::_checkFbArea(int _x, int _y, int _dx, int _dy, bool prev)
+{
+	if (v_fbarea.empty())
+		return true;
+
+	for (unsigned int i = 0; i < v_fbarea.size(); i++) {
+		int ret = checkFbAreaElement(_x, _y, _dx, _dy, &v_fbarea[i]);
+		if (ret == FB_PAINTAREA_MATCH_OK) {
+			switch (v_fbarea[i].element) {
+				case FB_PAINTAREA_MUTEICON1:
+					if (!do_paint_mute_icon)
+						break;
+//					waitForIdle();
+					fb_no_check = true;
+					if (prev)
+						CAudioMute::getInstance()->hide(true);
+					else
+						CAudioMute::getInstance()->paint();
+					fb_no_check = false;
+					break;
+				default:
+					break;
+			}
+		}
+	}
+
+	return true;
+}

src/driver/framebuffer.h

@@ -2,23 +2,23 @@
 	Neutrino-GUI  -   DBoxII-Project
 
 	Copyright (C) 2001 Steffen Hehn 'McClean'
-	Homepage: http://dbox.cyberphoria.org/
 
 	License: GPL
 
-	This program is free software; you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation; either version 2 of the License, or
-	(at your option) any later version.
+	This program is free software; you can redistribute it and/or
+	modify it under the terms of the GNU General Public
+	License as published by the Free Software Foundation; either
+	version 2 of the License, or (at your option) any later version.
 
 	This program is distributed in the hope that it will be useful,
 	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-	GNU General Public License for more details.
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+	General Public License for more details.
 
-	You should have received a copy of the GNU General Public License
-	along with this program; if not, write to the Free Software
-	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+	You should have received a copy of the GNU General Public
+	License along with this program; if not, write to the
+	Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+	Boston, MA  02110-1301, USA.
 */
 
 
@@ -31,6 +31,7 @@
 #include <linux/vt.h>
 
 #include <string>
+#include <vector>
 #include <map>
 #include <OpenThreads/Mutex>
 #include <OpenThreads/ScopedLock>
@@ -243,6 +244,51 @@ class CFrameBuffer
 			};
 		void SetTransparent(int t){ m_transparent = t; }
 		void SetTransparentDefault(){ m_transparent = m_transparent_default; }
+
+// ## AudioMute / Clock ######################################
+	private:
+		enum {
+			FB_PAINTAREA_MATCH_NO,
+			FB_PAINTAREA_MATCH_OK
+		};
+
+		typedef struct fb_area_t
+		{
+			int x;
+			int y;
+			int dx;
+			int dy;
+			int element;
+		} fb_area_struct_t;
+
+		bool fbAreaActiv;
+		typedef std::vector<fb_area_t> v_fbarea_t;
+		typedef v_fbarea_t::iterator fbarea_iterator_t;
+		v_fbarea_t v_fbarea;
+		bool fb_no_check;
+		bool do_paint_mute_icon;
+
+		bool _checkFbArea(int _x, int _y, int _dx, int _dy, bool prev);
+		int checkFbAreaElement(int _x, int _y, int _dx, int _dy, fb_area_t *area);
+
+	public:
+		enum {
+			FB_PAINTAREA_INFOCLOCK,
+			FB_PAINTAREA_MUTEICON1,
+			FB_PAINTAREA_MUTEICON2,
+
+			FB_PAINTAREA_MAX
+		};
+
+#if defined(FB_HW_ACCELERATION)
+		inline bool checkFbArea(int, int, int, int, bool) { return true; }
+#else
+		inline bool checkFbArea(int _x, int _y, int _dx, int _dy, bool prev) { return (fbAreaActiv && !fb_no_check) ? _checkFbArea(_x, _y, _dx, _dy, prev) : true; }
+#endif
+
+		void setFbArea(int element, int _x=0, int _y=0, int _dx=0, int _dy=0);
+		void fbNoCheck(bool noCheck) { fb_no_check = noCheck; }
+		void doPaintMuteIcon(bool mode) { do_paint_mute_icon = mode; }
 };
 
 #endif

src/gui/audiomute.cpp

@@ -37,6 +37,8 @@
 CAudioMute::CAudioMute():CComponentsPicture(0, 0, 0, 0, NEUTRINO_ICON_BUTTON_MUTE)
 {
 	y_old			= -1;
+	paint_bg		= false;
+	do_paint_mute_icon	= true;
 	CVolumeHelper::getInstance()->refresh();
 	CVolumeHelper::getInstance()->getMuteIconDimensions(&x, &y, &width, &height);
 }
@@ -60,20 +62,53 @@ void CAudioMute::AudioMute(int newValue, bool isEvent)
 
 	if( isEvent && ( neutrino->getMode() != CNeutrinoApp::mode_scart ) && ( neutrino->getMode() != CNeutrinoApp::mode_audio) && ( neutrino->getMode() != CNeutrinoApp::mode_pic))
 	{
+		CFrameBuffer *framebuffer = CFrameBuffer::getInstance();
 		CVolumeHelper::getInstance()->getMuteIconDimensions(&x, &y, &width, &height);
 		if ((y_old != y)) {
-			this->hide();
+			if (do_paint_mute_icon)
+			{
+				framebuffer->fbNoCheck(true);
+				this->hide(true);
+				framebuffer->fbNoCheck(false);
+			}
+			framebuffer->setFbArea(CFrameBuffer::FB_PAINTAREA_MUTEICON1);
 			y_old = y;
 		}
 		if ((g_settings.mode_clock) && (doInit))
 			CInfoClock::getInstance()->ClearDisplay();
 
-		if (newValue)
+		framebuffer->fbNoCheck(true);
+		if (newValue) {
+			if (do_paint_mute_icon)
 				this->paint();
-		else
-			this->hide();
+			framebuffer->setFbArea(CFrameBuffer::FB_PAINTAREA_MUTEICON1, this->getXPos(), this->getYPos(), this->getWidth(), this->getHeight());
+		}
+		else {
+			if (do_paint_mute_icon)
+				this->hide(true);
+			framebuffer->setFbArea(CFrameBuffer::FB_PAINTAREA_MUTEICON1);
+		}
+		framebuffer->fbNoCheck(false);
 
 		if (doInit)
 			CVolumeHelper::getInstance()->refresh();
 	}
 }
+
+void CAudioMute::enableMuteIcon(bool enable)
+{
+	CNeutrinoApp *neutrino = CNeutrinoApp::getInstance();
+	CFrameBuffer *framebuffer = CFrameBuffer::getInstance();
+	if (enable) {
+		framebuffer->doPaintMuteIcon(true);
+		do_paint_mute_icon = true;
+		if (neutrino->isMuted())
+			this->paint();
+	}
+	else {
+		if (neutrino->isMuted())
+			this->hide(true);
+		framebuffer->doPaintMuteIcon(false);
+		do_paint_mute_icon = false;
+	}
+}

src/gui/audiomute.h

@@ -33,6 +33,7 @@ class CAudioMute : public CComponentsPicture
 {
 	private:
 		int y_old;
+		bool do_paint_mute_icon;
 
 	public:
 
@@ -41,6 +42,8 @@ class CAudioMute : public CComponentsPicture
 		static CAudioMute* getInstance();
 
 		void AudioMute(int newValue, bool isEvent= false);
+		void doPaintMuteIcon(bool mode) { do_paint_mute_icon = mode; }
+		void enableMuteIcon(bool enable);
 };
 
 #endif // __CAUDIOMUTE__