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notifyosd.cpp
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notifyosd.cpp
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/*
* Fritz!Box plugin for VDR
*
* Copyright (C) 2007-2012 Joachim Wilke <vdr@joachim-wilke.de>
*
* 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.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include <vdr/osd.h>
#include <vdr/status.h>
#include "liblog++/Log.h"
#include "notifyosd.h"
#include "setup.h"
bool cNotifyOsd::open = false;
cNotifyOsd::cNotifyOsd(cFritzEventHandler *event) {
font = cFont::GetFont(fontOsd);
this->event = event;
open = true;
osd = NULL;
GenerateOsdText();
lastUpdate = time(NULL);
}
cNotifyOsd::~cNotifyOsd() {
DBG("closing OSD");
cStatus::MsgOsdStatusMessage(NULL);
open = false;
delete osd;
}
bool cNotifyOsd::GenerateOsdText() {
std::vector<std::string> lines;
std::vector<int> ids = event->GetPendingCallIds();
for (std::vector<int>::iterator it = ids.begin(); it < ids.end(); it++) {
fritz::sCallInfo callInfo = event->GetCallInfo(*it);
if (callInfo.localNumber.length() == 0)
continue;
cStatus::MsgOsdStatusMessage(event->ComposeCallMessage(*it).c_str());
event->NotificationDone(*it);
// 0: separation betwenn multiple calls
if (it != ids.begin())
lines.push_back("");
// 1: In- or Outgoing call? + [medium]
std::string tmpLine = callInfo.isOutgoing ? tr("Outgoing call") : tr("Incoming call");
tmpLine += " [" + callInfo.medium;
if (callInfo.medium.find("ISDN") != std::string::npos)
tmpLine += " " + callInfo.localNumber;
tmpLine += "]";
lines.push_back(tmpLine);
// 2: remote party (only if information available)
tmpLine = callInfo.remoteName;
if (tmpLine.size() > 0)
lines.push_back(tmpLine);
}
if (lines != this->lines) {
DBG("showing OSD with call information, " << (int) lines.size() << " lines");
this->lines = lines;
return true;
} else
return false;
}
void cNotifyOsd::Show(void) {
// osd parameters
/* whole screen: (OsdLeft, OsdTop) - (OsdLeft+OsdWidth, OsdTop+OsdHeight)
* ------------------------------------------------------
* | |
* | |
* | | border:
* | -(border)------------------------------- | => (zoomed in) noOsd
* | | ^ | | ----------------------------
* | | ^ (2) | | | ^ clrBackground
* | | <(3)> Incoming call [VoIP 0] <(3)> | | | ^ (1)
* | | ^ | | | ----------------------- ...
* | | ^ (2) | | | | ^ clrForeground
* | | +491234567890 | | | | ^ (1)
* | | ^ | | | | ------------------
* | | ^ (2) | | | | | clrBackground
* | ---------------------------------------- | | | |
* | ^ | ...
* | ^ (4) |
* ------------------------------------------------------
*/
const tColor clrBackground = clrGray50;
const tColor clrForeground = clrWhite;
const size_t colorDepth = 4;
const size_t borderWidth = 2; // (1)
const size_t lineBuffer = 10; // (2)
const size_t cellspacing = 20; // (3)
const size_t verticalOffset = 40; // (4)
const size_t numLines = lines.size();
// osd dimensions
unsigned int left, top, width, height;
// determine osd width
width = 0;
for (size_t i=0; i < numLines; i++)
if (font->Width(lines[i].c_str()) + 2*cellspacing > width)
width = font->Width(lines[i].c_str()) + 2*cellspacing;
if (width > ((unsigned int) cOsd::OsdWidth()))
width = cOsd::OsdWidth();
height = (font->Height() + lineBuffer) * numLines + 4*borderWidth + lineBuffer;
// assert alignment
while (width % (8/colorDepth) > 0) width++;
while (height % (8/colorDepth) > 0) height++;
// center osd
left = cOsd::OsdLeft() + (cOsd::OsdWidth() - width) / 2;
top = cOsd::OsdTop() + cOsd::OsdHeight() - height - verticalOffset;
// defines upper left corner of osd
if (osd)
delete osd;
osd = cOsdProvider::NewOsd(left, top);
// defines drawing area and color depth
tArea Area = { 0, 0, width-1, height-1, colorDepth };
osd->SetAreas(&Area, 1);
// draw osd frame, 2px thick
osd->DrawRectangle(0, 0, width-1, height-1, clrBackground);
osd->DrawRectangle(borderWidth, borderWidth, width-borderWidth-1, height-borderWidth-1, clrForeground);
osd->DrawRectangle(2*borderWidth, 2*borderWidth, width-2*borderWidth-1, height-2*borderWidth-1, clrBackground);
// draw text lines
for (size_t i=0; i < numLines; i++)
osd->DrawText(cellspacing, 2*borderWidth + lineBuffer + i*(font->Height() + lineBuffer),
lines[i].c_str(), clrForeground, clrBackground, font);
osd->Flush();
}
eOSState cNotifyOsd::ProcessKey(eKeys Key) {
eOSState state = cOsdObject::ProcessKey(Key);
if (state == osUnknown)
switch (Key) {
case kBack:
state = osBack;
break;
case kNone:
if (time(NULL) - lastUpdate > Setup.OSDMessageTime) {
if (event->GetPendingCallIds().size() == 0)
state = osBack;
else {
if (GenerateOsdText()) {
lastUpdate = time(NULL);
Show();
}
}
}
default:
break;
}
return state;
}