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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 "GUIResizeControl.h"
#include "GUIMessage.h"
#include "input/actions/Action.h"
#include "input/actions/ActionIDs.h"
#include "input/mouse/MouseEvent.h"
#include "input/mouse/MouseStat.h"
using namespace KODI;
using namespace UTILS;
CGUIResizeControl::CGUIResizeControl(int parentID,
int controlID,
float posX,
float posY,
float width,
float height,
const CTextureInfo& textureFocus,
const CTextureInfo& textureNoFocus,
UTILS::MOVING_SPEED::MapEventConfig& movingSpeedCfg)
: CGUIControl(parentID, controlID, posX, posY, width, height),
m_imgFocus(CGUITexture::CreateTexture(posX, posY, width, height, textureFocus)),
m_imgNoFocus(CGUITexture::CreateTexture(posX, posY, width, height, textureNoFocus))
{
m_frameCounter = 0;
m_movingSpeed.AddEventMapConfig(movingSpeedCfg);
m_fAnalogSpeed = 2.0f; //! @todo implement correct analog speed
ControlType = GUICONTROL_RESIZE;
SetLimits(0, 0, 720, 576); // defaults
}
CGUIResizeControl::CGUIResizeControl(const CGUIResizeControl& control)
: CGUIControl(control),
m_imgFocus(control.m_imgFocus->Clone()),
m_imgNoFocus(control.m_imgNoFocus->Clone()),
m_frameCounter(control.m_frameCounter),
m_movingSpeed(control.m_movingSpeed),
m_fAnalogSpeed(control.m_fAnalogSpeed),
m_x1(control.m_x1),
m_x2(control.m_x2),
m_y1(control.m_y1),
m_y2(control.m_y2)
{
}
void CGUIResizeControl::Process(unsigned int currentTime, CDirtyRegionList &dirtyregions)
{
if (m_bInvalidated)
{
m_imgFocus->SetWidth(m_width);
m_imgFocus->SetHeight(m_height);
m_imgNoFocus->SetWidth(m_width);
m_imgNoFocus->SetHeight(m_height);
}
if (HasFocus())
{
unsigned int alphaCounter = m_frameCounter + 2;
unsigned int alphaChannel;
if ((alphaCounter % 128) >= 64)
alphaChannel = alphaCounter % 64;
else
alphaChannel = 63 - (alphaCounter % 64);
alphaChannel += 192;
if (SetAlpha( (unsigned char)alphaChannel ))
MarkDirtyRegion();
m_imgFocus->SetVisible(true);
m_imgNoFocus->SetVisible(false);
m_frameCounter++;
}
else
{
if (SetAlpha(0xff))
MarkDirtyRegion();
m_imgFocus->SetVisible(false);
m_imgNoFocus->SetVisible(true);
}
m_imgFocus->Process(currentTime);
m_imgNoFocus->Process(currentTime);
CGUIControl::Process(currentTime, dirtyregions);
}
void CGUIResizeControl::Render()
{
m_imgFocus->Render();
m_imgNoFocus->Render();
CGUIControl::Render();
}
bool CGUIResizeControl::OnAction(const CAction &action)
{
if (action.GetID() == ACTION_SELECT_ITEM)
{
// button selected - send message to parent
CGUIMessage message(GUI_MSG_CLICKED, GetID(), GetParentID());
SendWindowMessage(message);
return true;
}
if (action.GetID() == ACTION_ANALOG_MOVE)
{
Resize(m_fAnalogSpeed*action.GetAmount(), -m_fAnalogSpeed*action.GetAmount(1));
return true;
}
return CGUIControl::OnAction(action);
}
void CGUIResizeControl::OnUp()
{
Resize(0, -m_movingSpeed.GetUpdatedDistance(MOVING_SPEED::EventType::UP));
}
void CGUIResizeControl::OnDown()
{
Resize(0, m_movingSpeed.GetUpdatedDistance(MOVING_SPEED::EventType::DOWN));
}
void CGUIResizeControl::OnLeft()
{
Resize(-m_movingSpeed.GetUpdatedDistance(MOVING_SPEED::EventType::LEFT), 0);
}
void CGUIResizeControl::OnRight()
{
Resize(m_movingSpeed.GetUpdatedDistance(MOVING_SPEED::EventType::RIGHT), 0);
}
EVENT_RESULT CGUIResizeControl::OnMouseEvent(const CPoint& point, const MOUSE::CMouseEvent& event)
{
if (event.m_id == ACTION_MOUSE_DRAG || event.m_id == ACTION_MOUSE_DRAG_END)
{
if (static_cast<HoldAction>(event.m_state) == HoldAction::DRAG)
{ // grab exclusive access
CGUIMessage msg(GUI_MSG_EXCLUSIVE_MOUSE, GetID(), GetParentID());
SendWindowMessage(msg);
}
else if (static_cast<HoldAction>(event.m_state) == HoldAction::DRAG_END)
{ // release exclusive access
CGUIMessage msg(GUI_MSG_EXCLUSIVE_MOUSE, 0, GetParentID());
SendWindowMessage(msg);
}
Resize(event.m_offsetX, event.m_offsetY);
return EVENT_RESULT_HANDLED;
}
return EVENT_RESULT_UNHANDLED;
}
void CGUIResizeControl::AllocResources()
{
CGUIControl::AllocResources();
m_frameCounter = 0;
m_imgFocus->AllocResources();
m_imgNoFocus->AllocResources();
m_width = m_imgFocus->GetWidth();
m_height = m_imgFocus->GetHeight();
}
void CGUIResizeControl::FreeResources(bool immediately)
{
CGUIControl::FreeResources(immediately);
m_imgFocus->FreeResources(immediately);
m_imgNoFocus->FreeResources(immediately);
}
void CGUIResizeControl::DynamicResourceAlloc(bool bOnOff)
{
CGUIControl::DynamicResourceAlloc(bOnOff);
m_imgFocus->DynamicResourceAlloc(bOnOff);
m_imgNoFocus->DynamicResourceAlloc(bOnOff);
}
void CGUIResizeControl::SetInvalid()
{
CGUIControl::SetInvalid();
m_imgFocus->SetInvalid();
m_imgNoFocus->SetInvalid();
}
void CGUIResizeControl::Resize(float x, float y)
{
float width = m_width + x;
float height = m_height + y;
// check if we are within the bounds
if (width < m_x1) width = m_x1;
if (height < m_y1) height = m_y1;
if (width > m_x2) width = m_x2;
if (height > m_y2) height = m_y2;
// ok, now set the default size of the resize control
SetWidth(width);
SetHeight(height);
}
void CGUIResizeControl::SetPosition(float posX, float posY)
{
CGUIControl::SetPosition(posX, posY);
m_imgFocus->SetPosition(posX, posY);
m_imgNoFocus->SetPosition(posX, posY);
}
bool CGUIResizeControl::SetAlpha(unsigned char alpha)
{
bool changed = m_imgFocus->SetAlpha(alpha);
changed |= m_imgNoFocus->SetAlpha(alpha);
return changed;
}
bool CGUIResizeControl::UpdateColors(const CGUIListItem* item)
{
bool changed = CGUIControl::UpdateColors(nullptr);
changed |= m_imgFocus->SetDiffuseColor(m_diffuseColor);
changed |= m_imgNoFocus->SetDiffuseColor(m_diffuseColor);
return changed;
}
void CGUIResizeControl::SetLimits(float x1, float y1, float x2, float y2)
{
m_x1 = x1;
m_y1 = y1;
m_x2 = x2;
m_y2 = y2;
}
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