Mouse click on text overlay implemented. Removed 'm' keybinding for overlay toggle. White lines not visible by default.

apps/opencs/view/render/pagedworldspacewidget.cpp

@@ -3,10 +3,13 @@
 
 #include <sstream>
 
+#include <QMouseEvent>
+
 #include <OgreCamera.h>
 #include <OgreSceneManager.h>
-
 #include <OgreManualObject.h>
+#include <Overlay/OgreOverlayContainer.h> // FIXME
+#include <OgreSceneQuery.h> // FIXME
 #include <OgreEntity.h>
 
 #include "../../../../components/esm/loadland.hpp"
@@ -78,7 +81,6 @@ bool CSVRender::PagedWorldspaceWidget::adjustCells()
             mCells.insert (std::make_pair (*iter,
                 new Cell (mDocument.getData(), getSceneManager(), iter->getId (mWorldspace))));
 
-            // FIXME: delete this later
             Ogre::ManualObject* manual = getSceneManager()->createManualObject("manual" + iter->getId(mWorldspace));
 
             manual->begin("BaseWhite", Ogre::RenderOperation::OT_LINE_LIST);
@@ -93,8 +95,9 @@ bool CSVRender::PagedWorldspaceWidget::adjustCells()
             Ogre::MeshPtr meshPtr = manual->convertToMesh("vLine" + iter->getId(mWorldspace));
             Ogre::Entity* entity = getSceneManager()->createEntity(meshPtr);
             getSceneManager()->getRootSceneNode()->createChildSceneNode()->attachObject(entity);
-            //entity->setVisible(false);
+            entity->setVisible(false);
 
+            // keep pointers so that they can be deleted later
             mEntities.insert(std::make_pair(iter->getId(mWorldspace), entity));
 
             CSVRender::TextOverlay *textDisp = new CSVRender::TextOverlay(entity, getCamera(), iter->getId(mWorldspace));
@@ -110,31 +113,41 @@ bool CSVRender::PagedWorldspaceWidget::adjustCells()
     return modified;
 }
 
-void CSVRender::PagedWorldspaceWidget::updateOverlay(bool toggleOverlay)
+void CSVRender::PagedWorldspaceWidget::mouseReleaseEvent (QMouseEvent *event)
 {
-    if(!mTextOverlays.empty())
+    //std::cout << "Qt x: " + std::to_string(event->x()) << ", y: " + std::to_string(event->y()) << std::endl;
+
+    int viewportWidth = getCamera()->getViewport()->getActualWidth();
+    int viewportHeight = getCamera()->getViewport()->getActualHeight();
+
+    Ogre::Ray mouseRay = getCamera()->getCameraToViewportRay(event->x()/viewportWidth, event->y()/viewportHeight);
+    Ogre::RaySceneQuery *rayScnQuery = getSceneManager()->createRayQuery(Ogre::Ray());
+    rayScnQuery->setRay(mouseRay);
+    Ogre::RaySceneQueryResult &result = rayScnQuery->execute();
+    Ogre::RaySceneQueryResult::iterator it = result.begin();
+
+    std::list<TextOverlay *>::iterator iter = mTextOverlays.begin();
+    for(; iter != mTextOverlays.end(); ++iter)
     {
-        std::list<CSVRender::TextOverlay *>::iterator it = mTextOverlays.begin();
-        for(; it != mTextOverlays.end(); ++it)
+        if((*iter)->isEnabled() && (*iter)->container().contains(event->x(), event->y()))
         {
-            (*it)->update(toggleOverlay);
+            std::cout << "clicked: " << (*iter)->getCaption() << std::endl;
+            (*iter)->enable(false);
+        }
     }
-        std::map<CSMWorld::CellCoordinates, Cell *>::iterator iter (mCells.begin());
 
-#if 0
-        if(toggleOverlay)
-        {
-            while (iter!=mCells.end())
+    SceneWidget::mouseReleaseEvent(event);
+}
+
+void CSVRender::PagedWorldspaceWidget::updateOverlay()
+{
+    if(!mTextOverlays.empty())
     {
-                std::map<std::string, Ogre::Entity *>::iterator it = mEntities.find(iter->first.getId(mWorldspace));
-                if(it != mEntities.end())
+        std::list<CSVRender::TextOverlay *>::iterator it = mTextOverlays.begin();
+        for(; it != mTextOverlays.end(); ++it)
         {
-                    it->second->setVisible(!it->second->isVisible());
-                }
-                ++iter;
-            }
+            (*it)->update();
         }
-#endif
     }
 }
 

apps/opencs/view/render/pagedworldspacewidget.hpp

@@ -77,7 +77,9 @@ namespace CSVRender
 
         protected:
 
-            virtual void updateOverlay(bool toggleOverlay = false);
+            virtual void updateOverlay();
+
+            virtual void mouseReleaseEvent (QMouseEvent *event);
 
         signals:
 

apps/opencs/view/render/scenewidget.cpp

@@ -287,8 +287,6 @@ namespace CSVRender
 
                 break;
 
-            case Qt::Key_M: updateOverlay(true);
-
             default: QWidget::keyReleaseEvent (event);
         }
     }
@@ -387,7 +385,7 @@ namespace CSVRender
         }
     }
 
-    void SceneWidget::updateOverlay(bool toggleOverlay)
+    void SceneWidget::updateOverlay()
     { }
 
     void SceneWidget::setLighting (Lighting *lighting)

apps/opencs/view/render/scenewidget.hpp

@@ -59,7 +59,9 @@ namespace CSVRender
             void setDefaultAmbient (const Ogre::ColourValue& colour);
             ///< \note The actual ambient colour may differ based on lighting settings.
 
-            virtual void updateOverlay(bool toggleOverlay = false);
+            virtual void updateOverlay();
+
+            virtual void mouseReleaseEvent (QMouseEvent *event);
 
         private:
             void paintEvent(QPaintEvent* e);
@@ -78,8 +80,6 @@ namespace CSVRender
 
             void mouseMoveEvent (QMouseEvent *event);
 
-            void mouseReleaseEvent (QMouseEvent *event);
-
             void updateOgreWindow();
 
             void setLighting (Lighting *lighting);

apps/opencs/view/render/textoverlay.cpp

@@ -11,20 +11,16 @@
 #include <OgreEntity.h>
 #include <OgreViewport.h>
 #include <OgreRoot.h>
-#include "OgreHardwarePixelBuffer.h"
+#include <OgreHardwarePixelBuffer.h>
 
 namespace CSVRender
 {
 
-static const int sMargin = 5; // margin around overlay text in pixels
-
 // Things to do:
 // - configurable font size in pixels (automatically calulate everything else from it)
 // - configurable texture to use
 // - configurable toggle key to enable/disable the text overlays (currntly fixed 'm')
 // - try material script
-// - setup common resources such as font in a central place, so that they are not
-//   repeated for each text overlay (also destroy once)
 // - decide whether to use QPaint
 
 // http://www.ogre3d.org/tikiwiki/tiki-index.php?page=ObjectTextDisplay
@@ -32,7 +28,7 @@ static const int sMargin = 5; // margin around overlay text in pixels
 // http://www.ogre3d.org/tikiwiki/tiki-index.php?page=Creating+dynamic+textures
 // http://www.ogre3d.org/tikiwiki/ManualObject
 TextOverlay::TextOverlay(const Ogre::MovableObject* obj, const Ogre::Camera* camera, const  Ogre::String& id)
-    : mOverlay(0), mCaption(""), mEnabled(false), mCamera(camera), mObj(obj), mId(id), mOnScreen(false)
+    : mOverlay(0), mCaption(""), mEnabled(true), mCamera(camera), mObj(obj), mId(id), mOnScreen(false)
     , mFontHeight(16) // FIXME: make this configurable
 {
     if(id == "" || !camera || !obj)
@@ -120,7 +116,7 @@ TextOverlay::TextOverlay(const Ogre::MovableObject* obj, const Ogre::Camera* cam
     mElement->setMetricsMode(Ogre::GMM_RELATIVE);
     mElement->setDimensions(1.0, 1.0);
     mElement->setMetricsMode(Ogre::GMM_PIXELS);
-    mElement->setPosition(sMargin*2, sMargin*1.3); // 1.3 & 2 = fudge factor
+    mElement->setPosition(2*fontHeight()/3, 1.3*fontHeight()/3); // 1.3 & 2 = fudge factor
 
     mElement->setFontName("DejaVuLGC");
     mElement->setCharHeight(fontHeight()); // NOTE: seems that this is required as well as font->setTrueTypeSize()
@@ -214,11 +210,21 @@ TextOverlay::~TextOverlay()
 
 void TextOverlay::enable(bool enable)
 {
+    if(enable == mContainer->isVisible())
+        return;
+
     mEnabled = enable;
     if (enable)
-        mOverlay->show();
+        mContainer->show();
     else
-        mOverlay->hide();
+        mContainer->hide();
+
+    Ogre::Root::getSingleton().renderOneFrame();
+}
+
+bool TextOverlay::isEnabled()
+{
+    return mEnabled;
 }
 
 void TextOverlay::setCaption(const Ogre::String& text)
@@ -287,15 +293,27 @@ void TextOverlay::update(bool toggleOverlay)
     float viewportWidth = std::max(overlayMgr.getViewportWidth(), 1); // zero at the start
     float viewportHeight = std::max(overlayMgr.getViewportHeight(), 1); // zero at the start
 
-    float relTextWidth = (2*sMargin + textWidth() + sMargin) / viewportWidth; // 2 = fudge factor
-    float relTextHeight = (sMargin + fontHeight() + sMargin) / viewportHeight;
+    int width = 2*fontHeight()/3 + textWidth() + fontHeight()/3; // 2 = fudge factor
+    int height = fontHeight()/3 + fontHeight() + fontHeight()/3;
 
-    mContainer->setMetricsMode(Ogre::GMM_RELATIVE);
-    mContainer->setPosition(1-(min_x + max_x + relTextWidth)/2, 1-max_y-(relTextHeight-sMargin/viewportHeight));
+    float relTextWidth = width / viewportWidth;
+    float relTextHeight = height / viewportHeight;
 
+    float posX = 1 - (min_x + max_x + relTextWidth)/2;
+    float posY = 1 - max_y - (relTextHeight-fontHeight()/3/viewportHeight);
+
+    mContainer->setMetricsMode(Ogre::GMM_RELATIVE);
+    mContainer->setPosition(posX, posY);
     mContainer->setDimensions(relTextWidth, relTextHeight);
 
+    mPos = QRect(posX*viewportWidth, posY*viewportHeight, width, height);
+
     Ogre::Root::getSingleton().renderOneFrame();
 }
 
+QRect TextOverlay::container()
+{
+    return mPos;
+}
+
 }

apps/opencs/view/render/textoverlay.hpp

@@ -1,6 +1,8 @@
 #ifndef OPENCS_VIEW_TEXTOVERLAY_H
 #define OPENCS_VIEW_TEXTOVERLAY_H
 
+#include <QRect>
+
 #include <OgreString.h>
 #include <Overlay/OgreFont.h>
 
@@ -29,6 +31,7 @@ namespace CSVRender
             Ogre::FontPtr mFont;
             int mFontHeight; // in pixels
             Ogre::String mId;
+            QRect mPos;
 
             bool mEnabled;
             bool mOnScreen; // not used
@@ -45,8 +48,11 @@ namespace CSVRender
             virtual ~TextOverlay();
 
             void enable(bool enable);
+            bool isEnabled();
             void setCaption(const Ogre::String& text);
             void update(bool toggleOverlay = false);
+            QRect container();
+            Ogre::String getCaption() { return mCaption; }  // FIXME: debug
     };
 
 }

apps/opencs/view/render/worldspacewidget.cpp

@@ -314,6 +314,3 @@ void CSVRender::WorldspaceWidget::elementSelectionChanged()
     setVisibilityMask (getElementMask());
     flagAsModified();
 }
-
-void CSVRender::WorldspaceWidget::updateOverlay(bool toggleOverlay)
-{ }

apps/opencs/view/render/worldspacewidget.hpp

@@ -88,8 +88,6 @@ namespace CSVRender
 
             CSMDoc::Document& getDocument();
 
-            virtual void updateOverlay(bool toggleOverlay = false);
-
         private:
 
             void dragEnterEvent(QDragEnterEvent *event);