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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "GUIDialogTeletext.h"
#include "ServiceBroker.h"
#include "application/ApplicationComponents.h"
#include "application/ApplicationPlayer.h"
#include "dialogs/GUIDialogKaiToast.h"
#include "guilib/GUIMessage.h"
#include "guilib/GUITexture.h"
#include "guilib/LocalizeStrings.h"
#include "guilib/Texture.h"
#include "settings/Settings.h"
#include "settings/SettingsComponent.h"
#include "utils/ColorUtils.h"
#include "utils/log.h"
static int teletextFadeAmount = 0;
CGUIDialogTeletext::CGUIDialogTeletext()
: CGUIDialog(WINDOW_DIALOG_OSD_TELETEXT, ""), m_pTxtTexture(nullptr)
{
m_renderOrder = RENDER_ORDER_DIALOG_TELETEXT;
}
CGUIDialogTeletext::~CGUIDialogTeletext() = default;
bool CGUIDialogTeletext::OnAction(const CAction& action)
{
if (m_TextDecoder.HandleAction(action))
{
MarkDirtyRegion();
return true;
}
return CGUIDialog::OnAction(action);
}
bool CGUIDialogTeletext::OnBack(int actionID)
{
m_bClose = true;
MarkDirtyRegion();
return true;
}
bool CGUIDialogTeletext::OnMessage(CGUIMessage& message)
{
if (message.GetMessage() == GUI_MSG_WINDOW_INIT)
{
/* Do not open if no teletext is available */
const auto& components = CServiceBroker::GetAppComponents();
const auto appPlayer = components.GetComponent<CApplicationPlayer>();
if (!appPlayer->HasTeletextCache())
{
Close();
CGUIDialogKaiToast::QueueNotification(CGUIDialogKaiToast::Info, g_localizeStrings.Get(23049), "", 1500, false);
return true;
}
}
else if (message.GetMessage() == GUI_MSG_NOTIFY_ALL)
{
if (message.GetParam1() == GUI_MSG_WINDOW_RESIZE)
{
SetCoordinates();
}
}
return CGUIDialog::OnMessage(message);
}
void CGUIDialogTeletext::Process(unsigned int currentTime, CDirtyRegionList &dirtyregions)
{
CGUIDialog::Process(currentTime, dirtyregions);
m_renderRegion = m_vertCoords;
}
void CGUIDialogTeletext::Render()
{
// Do not render if we have no texture
if (!m_pTxtTexture)
{
CLog::Log(LOGERROR, "CGUITeletextBox::Render called without texture");
return;
}
m_TextDecoder.RenderPage();
if (!m_bClose)
{
if (teletextFadeAmount < 100)
{
teletextFadeAmount = std::min(100, teletextFadeAmount + 5);
MarkDirtyRegion();
}
}
else
{
if (teletextFadeAmount > 0)
{
teletextFadeAmount = std::max(0, teletextFadeAmount - 10);
MarkDirtyRegion();
}
if (teletextFadeAmount == 0)
Close();
}
unsigned char* textureBuffer = (unsigned char*)m_TextDecoder.GetTextureBuffer();
if (!m_bClose && m_TextDecoder.NeedRendering() && textureBuffer)
{
m_pTxtTexture->Update(m_TextDecoder.GetWidth(), m_TextDecoder.GetHeight(), m_TextDecoder.GetWidth()*4, XB_FMT_A8R8G8B8, textureBuffer, false);
m_TextDecoder.RenderingDone();
MarkDirtyRegion();
}
UTILS::COLOR::Color color =
(static_cast<UTILS::COLOR::Color>(teletextFadeAmount * 2.55f) & 0xff) << 24 | 0xFFFFFF;
CGUITexture::DrawQuad(m_vertCoords, color, m_pTxtTexture.get());
CGUIDialog::Render();
}
void CGUIDialogTeletext::OnInitWindow()
{
teletextFadeAmount = 0;
m_bClose = false;
m_windowLoaded = true;
SetCoordinates();
if (!m_TextDecoder.InitDecoder())
{
CLog::Log(LOGERROR, "{}: failed to init teletext decoder", __FUNCTION__);
Close();
}
m_pTxtTexture =
CTexture::CreateTexture(m_TextDecoder.GetWidth(), m_TextDecoder.GetHeight(), XB_FMT_A8R8G8B8);
if (!m_pTxtTexture)
{
CLog::Log(LOGERROR, "{}: failed to create texture", __FUNCTION__);
Close();
}
CGUIDialog::OnInitWindow();
}
void CGUIDialogTeletext::OnDeinitWindow(int nextWindowID)
{
m_windowLoaded = false;
m_TextDecoder.EndDecoder();
m_pTxtTexture.reset();
CGUIDialog::OnDeinitWindow(nextWindowID);
}
void CGUIDialogTeletext::SetCoordinates()
{
float left, right, top, bottom;
CServiceBroker::GetWinSystem()->GetGfxContext().SetScalingResolution(m_coordsRes, m_needsScaling);
left = CServiceBroker::GetWinSystem()->GetGfxContext().ScaleFinalXCoord(0, 0);
right = CServiceBroker::GetWinSystem()->GetGfxContext().ScaleFinalXCoord((float)m_coordsRes.iWidth, 0);
top = CServiceBroker::GetWinSystem()->GetGfxContext().ScaleFinalYCoord(0, 0);
bottom = CServiceBroker::GetWinSystem()->GetGfxContext().ScaleFinalYCoord(0, (float)m_coordsRes.iHeight);
if (CServiceBroker::GetSettingsComponent()->GetSettings()->GetBool(CSettings::SETTING_VIDEOPLAYER_TELETEXTSCALE))
{
/* Fixed aspect ratio to 4:3 for teletext */
float width = right - left;
float height = bottom - top;
if (width / 4 > height / 3)
{
left = (width - height * 4 / 3) / 2;
right = width - left;
}
else
{
top = (height - width * 3 / 4) / 2;
bottom = height - top;
}
}
m_vertCoords.SetRect(left,
top,
right,
bottom);
MarkDirtyRegion();
}
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