xbmc/guilib/GUISettingsSliderControl.cpp

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #include "GUISettingsSliderControl.h"
  10
  11 #include "input/actions/Action.h"
  12 #include "input/actions/ActionIDs.h"
  13 #include "input/mouse/MouseEvent.h"
  14
  15 using namespace KODI;
  16
  17 CGUISettingsSliderControl::CGUISettingsSliderControl(int parentID,
  18                                                      int controlID,
  19                                                      float posX,
  20                                                      float posY,
  21                                                      float width,
  22                                                      float height,
  23                                                      float sliderWidth,
  24                                                      float sliderHeight,
  25                                                      const CTextureInfo& textureFocus,
  26                                                      const CTextureInfo& textureNoFocus,
  27                                                      const CTextureInfo& backGroundTexture,
  28                                                      const CTextureInfo& backGroundTextureDisabled,
  29                                                      const CTextureInfo& nibTexture,
  30                                                      const CTextureInfo& nibTextureFocus,
  31                                                      const CTextureInfo& nibTextureDisabled,
  32                                                      const CLabelInfo& labelInfo,
  33                                                      int iType)
  34   : CGUISliderControl(parentID,
  35                       controlID,
  36                       posX,
  37                       posY,
  38                       sliderWidth,
  39                       sliderHeight,
  40                       backGroundTexture,
  41                       backGroundTextureDisabled,
  42                       nibTexture,
  43                       nibTextureFocus,
  44                       nibTextureDisabled,
  45                       iType,
  46                       HORIZONTAL),
  47     m_buttonControl(
  48         parentID, controlID, posX, posY, width, height, textureFocus, textureNoFocus, labelInfo),
  49     m_label(posX, posY, width, height, labelInfo)
  50 {
  51   m_label.SetAlign((labelInfo.align & XBFONT_CENTER_Y) | XBFONT_RIGHT);
  52   ControlType = GUICONTROL_SETTINGS_SLIDER;
  53   m_active = false;
  54 }
  55
  56 CGUISettingsSliderControl::CGUISettingsSliderControl(const CGUISettingsSliderControl& control)
  57   : CGUISliderControl(control),
  58     m_buttonControl(control.m_buttonControl),
  59     m_label(control.m_label),
  60     m_active(control.m_active)
  61 {
  62 }
  63
  64 void CGUISettingsSliderControl::Process(unsigned int currentTime, CDirtyRegionList &dirtyregions)
  65 {
  66   if (m_bInvalidated)
  67   {
  68     float sliderPosX = m_buttonControl.GetXPosition() + m_buttonControl.GetWidth() - m_width - m_buttonControl.GetLabelInfo().offsetX;
  69     float sliderPosY = m_buttonControl.GetYPosition() + (m_buttonControl.GetHeight() - m_height) * 0.5f;
  70     CGUISliderControl::SetPosition(sliderPosX, sliderPosY);
  71   }
  72   m_buttonControl.SetFocus(HasFocus());
  73   m_buttonControl.SetPulseOnSelect(m_pulseOnSelect);
  74   m_buttonControl.SetEnabled(m_enabled);
  75   m_buttonControl.DoProcess(currentTime, dirtyregions);
  76   ProcessText();
  77   CGUISliderControl::Process(currentTime, dirtyregions);
  78 }
  79
  80 void CGUISettingsSliderControl::Render()
  81 {
  82   m_buttonControl.Render();
  83   CGUISliderControl::Render();
  84   m_label.Render();
  85 }
  86
  87 void CGUISettingsSliderControl::ProcessText()
  88 {
  89   bool changed = false;
  90
  91   changed |= m_label.SetMaxRect(m_buttonControl.GetXPosition(), m_buttonControl.GetYPosition(), m_posX - m_buttonControl.GetXPosition(), m_buttonControl.GetHeight());
  92   changed |= m_label.SetText(CGUISliderControl::GetDescription());
  93   if (IsDisabled())
  94     changed |= m_label.SetColor(CGUILabel::COLOR_DISABLED);
  95   else if (HasFocus())
  96     changed |= m_label.SetColor(CGUILabel::COLOR_FOCUSED);
  97   else
  98     changed |= m_label.SetColor(CGUILabel::COLOR_TEXT);
  99
 100   if (changed)
 101     MarkDirtyRegion();
 102 }
 103
 104 bool CGUISettingsSliderControl::OnAction(const CAction &action)
 105 {
 106   // intercept ACTION_SELECT_ITEM because onclick functionality is different from base class
 107   if (action.GetID() == ACTION_SELECT_ITEM)
 108   {
 109     if (!IsActive())
 110       m_active = true;
 111      // switch between the two sliders
 112     else if (m_rangeSelection && m_currentSelector == RangeSelectorLower)
 113       SwitchRangeSelector();
 114     else
 115     {
 116       m_active = false;
 117       if (m_rangeSelection)
 118         SwitchRangeSelector();
 119     }
 120     return true;
 121   }
 122   return CGUISliderControl::OnAction(action);
 123 }
 124
 125 void CGUISettingsSliderControl::OnUnFocus()
 126 {
 127   m_active = false;
 128 }
 129
 130 EVENT_RESULT CGUISettingsSliderControl::OnMouseEvent(const CPoint& point,
 131                                                      const MOUSE::CMouseEvent& event)
 132 {
 133   SetActive();
 134   return CGUISliderControl::OnMouseEvent(point, event);
 135 }
 136
 137 void CGUISettingsSliderControl::SetActive()
 138 {
 139   m_active = true;
 140 }
 141
 142 void CGUISettingsSliderControl::FreeResources(bool immediately)
 143 {
 144   CGUISliderControl::FreeResources(immediately);
 145   m_buttonControl.FreeResources(immediately);
 146 }
 147
 148 void CGUISettingsSliderControl::DynamicResourceAlloc(bool bOnOff)
 149 {
 150   CGUISliderControl::DynamicResourceAlloc(bOnOff);
 151   m_buttonControl.DynamicResourceAlloc(bOnOff);
 152 }
 153
 154 void CGUISettingsSliderControl::AllocResources()
 155 {
 156   CGUISliderControl::AllocResources();
 157   m_buttonControl.AllocResources();
 158 }
 159
 160 void CGUISettingsSliderControl::SetInvalid()
 161 {
 162   CGUISliderControl::SetInvalid();
 163   m_buttonControl.SetInvalid();
 164 }
 165
 166 void CGUISettingsSliderControl::SetPosition(float posX, float posY)
 167 {
 168   m_buttonControl.SetPosition(posX, posY);
 169   CGUISliderControl::SetInvalid();
 170 }
 171
 172 void CGUISettingsSliderControl::SetWidth(float width)
 173 {
 174   m_buttonControl.SetWidth(width);
 175   CGUISliderControl::SetInvalid();
 176 }
 177
 178 void CGUISettingsSliderControl::SetHeight(float height)
 179 {
 180   m_buttonControl.SetHeight(height);
 181   CGUISliderControl::SetInvalid();
 182 }
 183
 184 void CGUISettingsSliderControl::SetEnabled(bool bEnable)
 185 {
 186   CGUISliderControl::SetEnabled(bEnable);
 187   m_buttonControl.SetEnabled(bEnable);
 188 }
 189
 190 std::string CGUISettingsSliderControl::GetDescription() const
 191 {
 192   return m_buttonControl.GetDescription() + " " + CGUISliderControl::GetDescription();
 193 }
 194
 195 bool CGUISettingsSliderControl::UpdateColors(const CGUIListItem* item)
 196 {
 197   bool changed = CGUISliderControl::UpdateColors(nullptr);
 198   changed |= m_buttonControl.SetColorDiffuse(m_diffuseColor);
 199   changed |= m_buttonControl.UpdateColors(nullptr);
 200   changed |= m_label.UpdateColors();
 201
 202   return changed;
 203 }