Fix progressbar border (#303) (#306)

* Fix progressbar border (#303)

* Fix ProgressBar visuals

src/raygui.h

@@ -2834,7 +2834,7 @@ int GuiProgressBar(Rectangle bounds, const char *textLeft, const char *textRight
     //--------------------------------------------------------------------
     if (*value > maxValue) *value = maxValue;
 
-    if (state != STATE_DISABLED) progress.width = ((float)(*value/(maxValue - minValue))*bounds.width) - 2*GuiGetStyle(PROGRESSBAR, BORDER_WIDTH);
+    if (state != STATE_DISABLED && *value > minValue) progress.width = (float)(*value/(maxValue - minValue))*bounds.width - ((*value >= maxValue) ? (float)(2*GuiGetStyle(PROGRESSBAR, BORDER_WIDTH)) : 0.0f);
     //--------------------------------------------------------------------
 
     // Draw control
@@ -2845,16 +2845,20 @@ int GuiProgressBar(Rectangle bounds, const char *textLeft, const char *textRight
     }
     else
     {
-        // Border color aligned with progress bar, more visual
-        GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y, progress.width + (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
-        GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y + 1, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height - 2 }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
-        GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y + bounds.height - 1, progress.width + (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
-        if (*value == maxValue) GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + progress.width + 1, bounds.y, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
+        if (*value > minValue)
+        {
+            // Border color aligned with progress bar, more visual
+            GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y, progress.width + (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
+            GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y + bounds.height - 1, progress.width + (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
+            GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y + 1, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height - 2 }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
+        } else GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x, bounds.y, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_NORMAL)), guiAlpha));
+
+        if (*value >= maxValue) GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + progress.width + 1, bounds.y, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_FOCUSED)), guiAlpha));
         else
         {
             GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + progress.width + 1, bounds.y, bounds.width - progress.width, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_NORMAL)), guiAlpha));
             GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + progress.width + 1, bounds.y + bounds.height - 1, bounds.width - progress.width, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH) }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_NORMAL)), guiAlpha));
-            GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + bounds.width - 1, bounds.y + 1, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height - 2 }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_NORMAL)), guiAlpha));
+            GuiDrawRectangle(RAYGUI_CLITERAL(Rectangle){ bounds.x + bounds.width, bounds.y + 1, (float)GuiGetStyle(PROGRESSBAR, BORDER_WIDTH), bounds.height - 2 }, 0, BLANK, Fade(GetColor(GuiGetStyle(PROGRESSBAR, BORDER_COLOR_NORMAL)), guiAlpha));
         }
 
         // Draw slider internal progress bar (depends on state)