Added overlooked test for label_size.x>0 before calling RenderText for label in a few instances (#487)

imgui.cpp

@@ -5172,7 +5172,8 @@ void ImGui::LabelTextV(const char* label, const char* fmt, va_list args)
     const char* value_text_begin = &g.TempBuffer[0];
     const char* value_text_end = value_text_begin + ImFormatStringV(g.TempBuffer, IM_ARRAYSIZE(g.TempBuffer), fmt, args);
     RenderTextClipped(value_bb.Min, value_bb.Max, value_text_begin, value_text_end, NULL, ImGuiAlign_VCenter);
-    RenderText(ImVec2(value_bb.Max.x + style.ItemInnerSpacing.x, value_bb.Min.y + style.FramePadding.y), label);
+    if (label_size.x > 0.0f)
+        RenderText(ImVec2(value_bb.Max.x + style.ItemInnerSpacing.x, value_bb.Min.y + style.FramePadding.y), label);
 }
 
 void ImGui::LabelText(const char* label, const char* fmt, ...)
@@ -6757,7 +6758,8 @@ void ImGui::PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_ge
     if (overlay_text)
         RenderTextClipped(ImVec2(frame_bb.Min.x, frame_bb.Min.y + style.FramePadding.y), frame_bb.Max, overlay_text, NULL, NULL, ImGuiAlign_Center);
 
-    RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, inner_bb.Min.y), label);
+    if (label_size.x > 0.0f)
+        RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, inner_bb.Min.y), label);
 }
 
 struct ImGuiPlotArrayGetterData
@@ -6874,7 +6876,8 @@ bool ImGui::Checkbox(const char* label, bool* v)
 
     if (g.LogEnabled)
         LogRenderedText(text_bb.GetTL(), *v ? "[x]" : "[ ]");
-    RenderText(text_bb.GetTL(), label);
+    if (label_size.x > 0.0f)
+        RenderText(text_bb.GetTL(), label);
 
     return pressed;
 }
@@ -6941,7 +6944,8 @@ bool ImGui::RadioButton(const char* label, bool active)
 
     if (g.LogEnabled)
         LogRenderedText(text_bb.GetTL(), active ? "(x)" : "( )");
-    RenderText(text_bb.GetTL(), label);
+    if (label_size.x > 0.0f)
+        RenderText(text_bb.GetTL(), label);
 
     return pressed;
 }