widget theme: draw slider button from svg, left and right track

Change-Id: Iaba4a67845699d795c719d0259e93bb6c72df470
Reviewed-on: https://gerrit.libreoffice.org/69015
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
(cherry picked from commit 100ea3038b033b6b168860e203e893ae8f67b9c1)

4 files changed, 52 insertions, 12 deletions

diff --git a/vcl/Package_theme_definitions.mk b/vcl/Package_theme_definitions.mk
index d9cc421fe794..143152d7327a 100644
--- a/vcl/Package_theme_definitions.mk
+++ b/vcl/Package_theme_definitions.mk
@@ -47,6 +47,7 @@ $(eval $(call gb_Package_add_files,vcl_theme_definitions,$(LIBO_SHARE_FOLDER)/th
 	combobox-disabled.svgx \
 	arrow-up.svgx \
 	arrow-down.svgx \
+	slider-button.svgx \
 ))
 
 # vim: set noet sw=4 ts=4:
diff --git a/vcl/source/gdi/FileDefinitionWidgetDraw.cxx b/vcl/source/gdi/FileDefinitionWidgetDraw.cxx
index b557021f4601..b51d98b2c073 100644
--- a/vcl/source/gdi/FileDefinitionWidgetDraw.cxx
+++ b/vcl/source/gdi/FileDefinitionWidgetDraw.cxx
@@ -529,17 +529,35 @@ bool FileDefinitionWidgetDraw::drawNativeControl(ControlType eType, ControlPart
         break;
         case ControlType::Slider:
         {
-            bOK = resolveDefinition(eType, ePart, eState, rValue, nX, nY, nWidth, nHeight);
+            const SliderValue* pSliderValue = static_cast<const SliderValue*>(&rValue);
+            long nThumbX = pSliderValue->maThumbRect.Left();
+            long nThumbY = pSliderValue->maThumbRect.Top();
+            long nThumbWidth = pSliderValue->maThumbRect.GetWidth() - 1;
+            long nThumbHeight = pSliderValue->maThumbRect.GetHeight() - 1;
 
-            if (bOK)
+            if (ePart == ControlPart::TrackHorzArea)
+            {
+                long nCenterX = nThumbX + nThumbWidth / 2;
+
+                bOK = resolveDefinition(eType, ControlPart::TrackHorzLeft, eState, rValue, nX, nY,
+                                        nCenterX - nX, nHeight);
+                if (bOK)
+                    bOK = resolveDefinition(eType, ControlPart::TrackHorzRight, eState, rValue,
+                                            nCenterX, nY, nX + nWidth - nCenterX, nHeight);
+            }
+            else if (ePart == ControlPart::TrackVertArea)
             {
-                const SliderValue* pSliderValue = static_cast<const SliderValue*>(&rValue);
+                long nCenterY = nThumbY + nThumbHeight / 2;
 
-                long nThumbX = pSliderValue->maThumbRect.Left();
-                long nThumbY = pSliderValue->maThumbRect.Top();
-                long nThumbWidth = pSliderValue->maThumbRect.GetWidth() - 1;
-                long nThumbHeight = pSliderValue->maThumbRect.GetHeight() - 1;
+                bOK = resolveDefinition(eType, ControlPart::TrackVertUpper, eState, rValue, nX, nY,
+                                        nWidth, nCenterY - nY);
+                if (bOK)
+                    bOK = resolveDefinition(eType, ControlPart::TrackVertLower, eState, rValue, nY,
+                                            nCenterY, nWidth, nY + nHeight - nCenterY);
+            }
 
+            if (bOK)
+            {
                 bOK = resolveDefinition(eType, ControlPart::Button,
                                         eState | pSliderValue->mnThumbState, rValue, nThumbX,
                                         nThumbY, nThumbWidth, nThumbHeight);
@@ -791,6 +809,14 @@ bool FileDefinitionWidgetDraw::getNativeControlRegion(
             }
         }
         break;
+        case ControlType::Slider:
+            if (ePart == ControlPart::ThumbHorz || ePart == ControlPart::ThumbVert)
+            {
+                rNativeContentRegion = tools::Rectangle(aLocation, Size(28, 28));
+                rNativeBoundingRegion = rNativeContentRegion;
+                return true;
+            }
+            break;
 
         default:
             break;
diff --git a/vcl/uiconfig/theme_definitions/definition.xml b/vcl/uiconfig/theme_definitions/definition.xml
index bdb1e700715b..23a19de392d5 100644
--- a/vcl/uiconfig/theme_definitions/definition.xml
+++ b/vcl/uiconfig/theme_definitions/definition.xml
@@ -270,17 +270,27 @@
     <slider>
         <part value="Button">
             <state>
-                <circ stroke="#AAAAAA" fill="#FFFFFF" stroke-width="1" rx="7" ry="7"/>
+                <image source="slider-button.svgx" />
             </state>
         </part>
-        <part value="TrackHorzArea">
+        <part value="TrackHorzLeft">
+            <state>
+                <line stroke="#007AFF" stroke-width="6" x1="0.0" y1="0.5" x2="1.0" y2="0.5"/>
+            </state>
+        </part>
+        <part value="TrackHorzRight">
             <state>
-                <line stroke="#007AFF" fill="#007AFF" stroke-width="10" x1="0.0" y1="0.5" x2="1.0" y2="0.5"/>
+                <line stroke="#8e8e93" stroke-width="6" x1="0.0" y1="0.5" x2="1.0" y2="0.5"/>
             </state>
         </part>
-        <part value="TrackVertArea">
+        <part value="TrackVertUpper">
+            <state>
+                <line stroke="#007AFF" stroke-width="6" x1="0.5" y1="0.0" x2="0.5" y2="1.0"/>
+            </state>
+        </part>
+        <part value="TrackVertLower">
             <state>
-                <line stroke="#007AFF" fill="#007AFF" stroke-width="10" x1="0.5" y1="0.0" x2="0.5" y2="1.0"/>
+                <line stroke="#8e8e93" stroke-width="6" x1="0.5" y1="0.0" x2="0.5" y2="1.0"/>
             </state>
         </part>
     </slider>
diff --git a/vcl/uiconfig/theme_definitions/slider-button.svgx b/vcl/uiconfig/theme_definitions/slider-button.svgx
new file mode 100644
index 000000000000..66772c7521e6
--- /dev/null
+++ b/vcl/uiconfig/theme_definitions/slider-button.svgx
@@ -0,0 +1,3 @@
+<svg version="1.1" viewBox="0 0 28 28" xmlns="http://www.w3.org/2000/svg">
+ <rect x="2" y="2" width="24" height="24" rx="12" ry="12" fill="#fff" stroke="#8e8e93" stroke-width=".92308"/>
+</svg>