Changeset 50:d650ff7422a5 in xplra for src/plugin

Timestamp:

02/16/13 10:13:44 (12 years ago)

Author:

István Váradi <ivaradi@…>

Branch:

default

Phase:

public

Message:

The font size is now taken into account and the maximal message length is considered

Location:

src/plugin/src/xplra

Files:

• MessageWindow.cc (modified) (7 diffs)
• MessageWindow.h (modified) (4 diffs)

src/plugin/src/xplra/MessageWindow.cc

@@ -42 +42 @@
 using hu::varadiistvan::xplcommon::Util;
 
+using std::string;
 using std::min;
 using std::max;
@@ -76 +77 @@
 
 MessageWindow::MessageWindow() :
+    maxMessageLength(0),
     showForced(false),
     hideTime(0.0),
@@ -89 +91 @@
     heightDataRef = XPLMFindDataRef("sim/graphics/view/window_height");
 
+    int digitsOnly = 0;
+    XPLMGetFontDimensions(xplmFont_Basic, &fontWidth, &fontHeight, &digitsOnly);
+
+    Util::debug("hu.varadiistvan.xplra.MessageWindow: fontWidth=%d, fontHeight=%d\n",
+                fontWidth, fontHeight);
+
     resetLocation();
 
@@ -148 +156 @@
         XPLMDrawTranslucentDarkBox(left, top, right, bottom);
         if (hideTime!=0.0) {
-            XPLMDrawString(colour, left + 25, top - 15,
-                           const_cast<char*>(displayedMessage.c_str()), 0,
+
+            string dm(displayedMessage, 0, maxMessageLength);
+
+            XPLMDrawString(colour,
+                           left + horizontalMarginSize,
+                           bottom + verticalMarginSize + baseLineSize,
+                           const_cast<char*>(dm.c_str()), 0,
                            xplmFont_Basic);
         }
@@ -208 +221 @@
             if (newLeft>=0 && (right-newLeft)>=minimalWidth) {
                 left = newLeft;
+                recalculateMaxMessageLength();
             }
         } else if (mouseMode==MOUSE_RESIZE_RIGHT) {
@@ -214 +228 @@
             if (newRight<screenWidth && (newRight-left)>=minimalWidth) {
                 right = newRight;
+                recalculateMaxMessageLength();
             }
         }
 
         XPLMSetWindowGeometry(windowID, left, top, right, bottom);
-
-        // clickedX = x;
-        // clickedY = y;
     }
 
@@ -267 +279 @@
     //             screenWidth, screenHeight);
 
-    left = 50; right = screenWidth - left;
-    top = screenHeight * 9 / 10; bottom = top - 25;
+    left = 50;
+    right = screenWidth - left;
+
+    top = screenHeight * 9 / 10;
+    bottom = top - fontHeight - 2*verticalMarginSize;
+
+    recalculateMaxMessageLength();
+}
+
+//------------------------------------------------------------------------------
+
+void MessageWindow::recalculateMaxMessageLength()
+{
+    maxMessageLength = (right + 1 - left) - 2 * horizontalMarginSize;
+    maxMessageLength /= fontWidth;
 }
 

src/plugin/src/xplra/MessageWindow.h

@@ -79 +79 @@
     static const int resizeArea = 50;
 
+    /**
+     * The size of the margins at each side of the window.
+     */
+    static const int horizontalMarginSize = 25;
+
+    /**
+     * The size of the margins at the top and the bottom of the window.
+     */
+    static const int verticalMarginSize = 5;
+
+    /**
+     * The size for the baseline above the bottom of the letters.
+     */
+    static const int baseLineSize = 2;
+
 private:
     /**
@@ -91 +106 @@
 
     /**
+     * The width of one character of the font.
+     */
+    int fontWidth;
+
+    /**
+     * The height of one character of the font.
+     */
+    int fontHeight;
+
+    /**
      * The window ID.
      */
@@ -114 +139 @@
      */
     int bottom;
+
+    /**
+     * The maximal message length.
+     */
+    int maxMessageLength;
 
     /**
@@ -257 +287 @@
      */
     void resetLocation();
+
+    /**
+     * Recalculate the maximal message length.
+     */
+    void recalculateMaxMessageLength();
 
     friend class MessageRequest;