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1 /* |
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2 * Copyright (c) 2010 Ixonos Plc. |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - Initial contribution |
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11 * |
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12 * Contributors: |
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13 * Ixonos Plc |
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14 * |
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15 * Description: |
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16 * |
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17 */ |
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18 |
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19 |
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20 // INCLUDE |
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21 #include <fbs.h> |
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22 #include <aknutils.h> |
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23 #include <ImageEditorUI.rsg> |
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24 #include <AknLayoutScalable_Avkon.cdl.h> |
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25 #include <AknLayoutScalable_Apps.cdl.h> |
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26 |
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27 #include <AknIconUtils.h> |
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28 #include <ImageEditorUi.mbg> |
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29 #include "ResolutionUtil.h" |
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30 #include "ImageEditorUiDefs.h" |
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31 #include "HorizontalSlider.h" |
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32 #include "CustomControlPanics.h" |
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33 |
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34 // constants |
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35 const TInt KBorderPartsNum = 9; |
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36 const TInt KSliderPartsNum = 4; |
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37 |
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38 //============================================================================= |
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39 EXPORT_C CHorizontalSlider* CHorizontalSlider::NewL(const TRect& aRect, const CCoeControl& aControl) |
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40 { |
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41 CHorizontalSlider* self = CHorizontalSlider::NewLC(aRect, aControl); |
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42 CleanupStack::Pop(self); |
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43 return self; |
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44 } |
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45 |
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46 //============================================================================= |
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47 EXPORT_C CHorizontalSlider* CHorizontalSlider::NewLC(const TRect& aRect, const CCoeControl& aControl) |
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48 { |
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49 CHorizontalSlider* self = new (ELeave) CHorizontalSlider; |
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50 CleanupStack::PushL(self); |
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51 self->ConstructL(aRect, aControl); |
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52 return self; |
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53 } |
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54 |
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55 //============================================================================= |
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56 EXPORT_C CHorizontalSlider::~CHorizontalSlider() |
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57 { |
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58 iBorders.ResetAndDestroy(); |
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59 iScrollBar.ResetAndDestroy(); |
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60 if (iIcon) |
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61 { |
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62 delete iIcon; |
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63 } |
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64 } |
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65 |
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66 //============================================================================= |
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67 void CHorizontalSlider::ConstructL(const TRect& aRect, const CCoeControl& aControl) |
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68 { |
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69 SetContainerWindowL(aControl); |
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70 SetRect(aRect); |
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71 |
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72 TInt variant = 0; |
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73 TFileName iconFile (KImageEditorUiMifFile); |
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74 |
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75 // create popup and slider graphics |
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76 for ( TInt i = 0; i < KBorderPartsNum; ++i ) |
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77 { |
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78 CEikImage* image = new (ELeave) CEikImage; |
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79 |
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80 image->CreatePictureFromFileL(iconFile, |
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81 EMbmImageeditoruiQgn_graf_popup_trans_center + 2*i, |
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82 EMbmImageeditoruiQgn_graf_popup_trans_center_mask + 2*i); |
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83 |
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84 CleanupStack::PushL( image ); |
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85 image->SetContainerWindowL( *this ); |
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86 // image->SetPictureOwnedExternally( ETrue ); |
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87 iBorders.AppendL( image ); |
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88 CleanupStack::Pop( image ); |
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89 } |
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90 for ( TInt i = 0; i < KSliderPartsNum; ++i ) |
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91 { |
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92 CEikImage* image = new (ELeave) CEikImage; |
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93 |
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94 image->CreatePictureFromFileL(iconFile, |
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95 EMbmImageeditoruiQgn_graf_nslider_imed_end_left + 2*i, |
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96 EMbmImageeditoruiQgn_graf_nslider_imed_end_left_mask + 2*i); |
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97 |
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98 CleanupStack::PushL( image ); |
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99 image->SetContainerWindowL( *this ); |
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100 // image->SetPictureOwnedExternally( ETrue ); |
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101 iScrollBar.AppendL( image ); |
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102 CleanupStack::Pop( image ); |
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103 } |
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104 |
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105 ActivateL(); |
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106 } |
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107 |
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108 //============================================================================= |
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109 CHorizontalSlider::CHorizontalSlider() |
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110 { |
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111 // no implementation required |
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112 } |
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113 |
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114 //============================================================================= |
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115 EXPORT_C TInt CHorizontalSlider::CountComponentControls() const |
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116 { |
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117 TInt count = iBorders.Count(); |
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118 count += iScrollBar.Count(); |
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119 if (iIcon) |
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120 { |
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121 count++; |
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122 } |
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123 |
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124 return count; |
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125 } |
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126 |
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127 //============================================================================= |
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128 void CHorizontalSlider::Draw(const TRect& /*aRect*/) const |
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129 { |
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130 // determine popup border layouts |
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131 AknLayoutUtils::LayoutControl( iBorders[0], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g1().LayoutLine() ); |
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132 AknLayoutUtils::LayoutControl( iBorders[1], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g2().LayoutLine() ); |
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133 AknLayoutUtils::LayoutControl( iBorders[2], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g3().LayoutLine() ); |
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134 AknLayoutUtils::LayoutControl( iBorders[3], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g4().LayoutLine() ); |
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135 AknLayoutUtils::LayoutControl( iBorders[4], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g5().LayoutLine() ); |
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136 AknLayoutUtils::LayoutControl( iBorders[5], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g6().LayoutLine() ); |
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137 AknLayoutUtils::LayoutControl( iBorders[6], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g7().LayoutLine() ); |
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138 AknLayoutUtils::LayoutControl( iBorders[7], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g8().LayoutLine() ); |
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139 AknLayoutUtils::LayoutControl( iBorders[8], Rect(), AknLayoutScalable_Avkon::bg_tb_trans_pane_g9().LayoutLine() ); |
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140 // Images need to be resized separately, because the standard LayoutImage |
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141 // tries to preserve the aspect ratio and we don't want that. |
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142 // |
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143 for ( TInt i = 0; i < iBorders.Count(); ++i ) |
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144 { |
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145 AknIconUtils::SetSize( |
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146 const_cast<CFbsBitmap*>( iBorders[i]->Bitmap() ), |
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147 iBorders[i]->Size(), EAspectRatioNotPreserved ); |
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148 } |
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149 |
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150 // determine icon layout |
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151 AknLayoutUtils::LayoutControl( iIcon, Rect(), AknLayoutScalable_Apps::popup_imed_adjust2_window_g1().LayoutLine() ); |
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152 AknIconUtils::SetSize( |
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153 const_cast<CFbsBitmap*>( iIcon->Bitmap() ), |
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154 iIcon->Size(), EAspectRatioNotPreserved ); |
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155 |
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156 // determine caption layout |
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157 TAknLayoutText layoutText; |
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158 layoutText.LayoutText( Rect(), AknLayoutScalable_Apps::popup_imed_adjust2_window_t1() ); |
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159 TRgb color = layoutText.Color(); |
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160 layoutText.DrawText( SystemGc(), iText, ETrue, color ); |
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161 |
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162 // determine scrollbar layouts |
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163 TAknWindowComponentLayout l = AknLayoutScalable_Apps::slider_imed_adjust_pane(); |
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164 TAknWindowLineLayout lineLayout = l.LayoutLine(); |
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165 TAknLayoutRect layoutRect; |
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166 layoutRect.LayoutRect(Rect(), lineLayout); |
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167 AknLayoutUtils::LayoutControl( iScrollBar[0], layoutRect.Rect(), AknLayoutScalable_Apps::slider_imed_adjust_pane_g1().LayoutLine() ); |
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168 AknLayoutUtils::LayoutControl( iScrollBar[1], layoutRect.Rect(), AknLayoutScalable_Apps::slider_imed_adjust_pane_g2().LayoutLine() ); |
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169 AknLayoutUtils::LayoutControl( iScrollBar[2], layoutRect.Rect(), AknLayoutScalable_Apps::slider_imed_adjust_pane_g3().LayoutLine() ); |
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170 AknLayoutUtils::LayoutControl( iScrollBar[3], layoutRect.Rect(), AknLayoutScalable_Apps::slider_imed_adjust_pane_g4().LayoutLine() ); |
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171 for ( TInt i = 0; i < iScrollBar.Count(); ++i ) |
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172 { |
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173 AknIconUtils::SetSize( |
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174 const_cast<CFbsBitmap*>( iScrollBar[i]->Bitmap() ), |
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175 iScrollBar[i]->Size(), EAspectRatioNotPreserved ); |
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176 } |
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177 |
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178 // determine scrollbar marker layout |
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179 if ( iMinimumValue <= iMaximumValue ) |
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180 { |
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181 TUint length = iMaximumValue - iMinimumValue; // length of the slider |
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182 TUint pixelsFromMin = iPosition - iMinimumValue; // tab position from the beginning |
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183 |
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184 TReal factor = 0.0; |
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185 if (iMinimumValue < iMaximumValue ) |
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186 { |
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187 factor = (TReal) pixelsFromMin / length; // tab position from the beginning in percentage |
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188 } |
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189 |
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190 TUint sliderTabWidth = iScrollBar[KSliderPartsNum - 1]->Size().iWidth; // slider tab width |
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191 |
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192 // slider bitmap is actually a bit longer but this resolves the problem |
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193 // where the tab is drawn outside of the slider when in maximum position |
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194 TUint sliderBitmapWidth = layoutRect.Rect().Width() - sliderTabWidth; |
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195 |
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196 TInt tabPositionFromMinInPixels = (TInt) ((factor * sliderBitmapWidth + 0.5) - (sliderBitmapWidth / 2)); // calculate tab position |
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197 |
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198 TRect markerRect = layoutRect.Rect(); |
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199 markerRect.iTl.iX += tabPositionFromMinInPixels; |
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200 |
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201 AknLayoutUtils::LayoutControl( iScrollBar[KSliderPartsNum - 1], markerRect, AknLayoutScalable_Apps::slider_imed_adjust_pane_g4().LayoutLine() ); |
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202 |
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203 AknIconUtils::SetSize( |
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204 const_cast<CFbsBitmap*>( iScrollBar[KSliderPartsNum - 1]->Bitmap() ), |
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205 iScrollBar[KSliderPartsNum - 1]->Size(), EAspectRatioNotPreserved ); |
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206 } |
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207 } |
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208 |
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209 //============================================================================= |
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210 EXPORT_C CCoeControl* CHorizontalSlider::ComponentControl(TInt aIndex) const |
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211 { |
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212 if ( aIndex < iBorders.Count() ) |
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213 { |
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214 return iBorders[aIndex]; |
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215 } |
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216 |
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217 if ( aIndex < iBorders.Count() + iScrollBar.Count()) |
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218 { |
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219 return iScrollBar[aIndex - iBorders.Count()]; |
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220 } |
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221 return iIcon; |
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222 } |
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223 |
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224 // setters |
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225 |
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226 //============================================================================= |
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227 EXPORT_C void CHorizontalSlider::SetIcon(CEikImage* aIcon) |
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228 { |
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229 iIcon = aIcon; |
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230 } |
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231 |
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232 //============================================================================= |
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233 EXPORT_C void CHorizontalSlider::SetCaption(const TDesC& aText) |
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234 { |
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235 iText = aText; |
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236 } |
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237 |
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238 //============================================================================= |
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239 EXPORT_C void CHorizontalSlider::SetMinimum(TInt aValue) |
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240 { |
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241 iMinimumValue = aValue; |
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242 } |
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243 |
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244 //============================================================================= |
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245 EXPORT_C void CHorizontalSlider::SetMaximum(TInt aValue) |
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246 { |
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247 iMaximumValue = aValue; |
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248 } |
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249 |
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250 //============================================================================= |
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251 EXPORT_C void CHorizontalSlider::SetStep(TUint aValue) |
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252 { |
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253 iStep = aValue; |
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254 } |
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255 |
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256 //============================================================================= |
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257 EXPORT_C void CHorizontalSlider::SetStepAmount(TUint8 aValue) |
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258 { |
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259 iNumberOfSteps = aValue; |
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260 |
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261 if(aValue == 0) |
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262 { |
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263 iStep = 0; |
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264 } |
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265 else |
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266 { |
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267 iStep = (iMaximumValue-iMinimumValue) / aValue; |
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268 } |
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269 } |
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270 |
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271 //============================================================================= |
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272 EXPORT_C void CHorizontalSlider::SetPosition(TInt aValue) |
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273 { |
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274 __ASSERT_ALWAYS( aValue >= iMinimumValue, Panic(EHorizontalSliderPanicIndexUnderflow) ); |
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275 __ASSERT_ALWAYS( aValue <= iMaximumValue, Panic(EHorizontalSliderPanicIndexOverflow) ); |
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276 |
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277 iPosition = aValue; |
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278 } |
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279 |
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280 // getters |
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281 |
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282 //============================================================================= |
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283 EXPORT_C TInt CHorizontalSlider::Minimum() const |
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284 { |
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285 return iMinimumValue; |
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286 } |
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287 |
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288 //============================================================================= |
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289 EXPORT_C TInt CHorizontalSlider::Maximum() const |
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290 { |
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291 return iMaximumValue; |
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292 } |
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293 |
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294 //============================================================================= |
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295 EXPORT_C TInt CHorizontalSlider::Step() const |
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296 { |
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297 return iStep; |
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298 } |
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299 |
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300 //============================================================================= |
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301 EXPORT_C TInt CHorizontalSlider::Position() const |
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302 { |
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303 return iPosition; |
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304 } |
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305 |
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306 //============================================================================= |
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307 EXPORT_C void CHorizontalSlider::Increment() |
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308 { |
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309 iPosition += iStep; |
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310 if(iPosition > iMaximumValue) |
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311 { |
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312 iPosition = iMaximumValue; |
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313 } |
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314 } |
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315 |
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316 //============================================================================= |
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317 EXPORT_C void CHorizontalSlider::Decrement() |
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318 { |
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319 iPosition -= iStep; |
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320 if(iPosition < iMinimumValue) |
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321 { |
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322 iPosition = iMinimumValue; |
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323 } |
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324 } |
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325 |
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326 // End of File |