deprecate UIBarGraph

Introduce Dplug_NoMouseCursor additional Options to keep not changing mouse cursor
Less Phobos use.

pbrwidgets/dplug/pbrwidgets/bargraph.d

@@ -13,10 +13,9 @@ import std.math;
 import dplug.gui.element;
 import dplug.core.sync;
 import dplug.core.math;
-import std.algorithm.comparison: clamp;
 
 // Vertical bargraphs made of LEDs
-class UIBargraph : UIElement
+deprecated("Will be removed in Dplug v14") class UIBargraph : UIElement
 {
 public:
 nothrow:
@@ -128,7 +127,8 @@ nothrow:
             foreach(i; 0..values.length)
             {
                 _values[i] = linmap!float(values[i], _minValue, _maxValue, 0, 1);
-                _values[i] = clamp!float(_values[i], 0, 1);
+                if (_values[i] < 0) _values[i] = 0;
+                if (_values[i] > 1) _values[i] = 1;
             }
             _valueMutex.unlock();
         }

pbrwidgets/dplug/pbrwidgets/imageknob.d

@@ -6,7 +6,7 @@ License:   $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost License 1.0)
 */
 module dplug.pbrwidgets.imageknob;
 
-import std.math;
+import std.math: PI_2, cos, sin;
 
 import dplug.math.vector;
 import dplug.math.box;

pbrwidgets/dplug/pbrwidgets/knob.d

@@ -7,8 +7,7 @@ Authors:   Guillaume Piolat
 */
 module dplug.pbrwidgets.knob;
 
-import std.math;
-import std.algorithm.comparison;
+import std.math: PI, exp, abs, sin, cos;
 
 import dplug.core.math;
 
@@ -151,7 +150,9 @@ nothrow:
         // when dragged, trail is two times brighter
         if (isDragged)
         {
-            litTrail.a = cast(ubyte) min(255, 2 * litTrail.a);
+            int alpha = 2 * litTrail.a;
+            if (alpha > 255) alpha = 255;
+            litTrail.a = cast(ubyte) alpha;
         }
 
         foreach(dirtyRect; dirtyRects)
@@ -225,8 +226,12 @@ nothrow:
             // Draw knob
             //
             float angle = getValueAngle + PI * 0.5f;
-            float depthRadius = max(knobRadiusPx * 3.0f / 5.0f, 0);
-            float depthRadius2 = max(knobRadiusPx * 3.0f / 5.0f, 0);
+            float depthRadius = knobRadiusPx * 3.0f / 5.0f;
+            if (depthRadius < 0) 
+                depthRadius = 0;
+            float depthRadius2 = knobRadiusPx * 3.0f / 5.0f;
+            if (depthRadius2 < 0) 
+                depthRadius2 = 0;
 
             float posEdgeX = center.x + sin(angle) * depthRadius2;
             float posEdgeY = center.y - cos(angle) * depthRadius2;
@@ -273,7 +278,9 @@ nothrow:
 
                 float t = -1 + 2 * abs(disp - PI) / PI;
 
-                float LEDRadius = max(0.0f, lerp(LEDRadiusMin, LEDRadiusMax, t));
+                float LEDRadius = lerp(LEDRadiusMin, LEDRadiusMax, t);
+                if (LEDRadius < 0)
+                    LEDRadius = 0;
 
                 float smallRadius = knobRadiusPx * LEDRadius * 0.714f;
                 float largerRadius = knobRadiusPx * LEDRadius;

pbrwidgets/dplug/pbrwidgets/label.d

@@ -7,7 +7,6 @@ Authors:   Guillaume Piolat
 */
 module dplug.pbrwidgets.label;
 
-import std.math;
 import dplug.gui.element;
 import dplug.client.params;
 

pbrwidgets/dplug/pbrwidgets/logo.d

@@ -7,7 +7,7 @@ Authors:   Guillaume Piolat
 */
 module dplug.pbrwidgets.logo;
 
-import std.math;
+import std.math: exp, abs;
 import dplug.gui.element;
 import dplug.core.math;
 import dplug.graphics;

pbrwidgets/dplug/pbrwidgets/onoffswitch.d

@@ -7,7 +7,7 @@ Authors:   Guillaume Piolat
 */
 module dplug.pbrwidgets.onoffswitch;
 
-import std.math;
+import std.math: exp, abs;
 import dplug.core.math;
 import dplug.gui.element;
 import dplug.gui.bufferedelement;

pbrwidgets/dplug/pbrwidgets/paramhint.d

@@ -10,10 +10,6 @@ module dplug.pbrwidgets.paramhint;
 import core.stdc.string;
 import core.atomic;
 
-import std.math;
-import std.conv;
-import std.algorithm.comparison;
-
 import dplug.core;
 import dplug.gui.element;
 import dplug.gui.bufferedelement;
@@ -85,8 +81,13 @@ nothrow:
 
         assert(_upAnimation >= 0 && _upAnimation <= 1);
 
-        float openAnimation = min(1.0f,  _upAnimation * 2.0f);
-        float moveUpAnimation = max(0.0f,  _upAnimation * 2.0f - 1.0f);
+        float openAnimation = _upAnimation * 2.0f;
+        if (openAnimation > 1.0f)
+            openAnimation = 1.0f;
+
+        float moveUpAnimation = _upAnimation * 2.0f - 1.0f;
+        if (openAnimation < 0.0f)
+            openAnimation = 0.0f;
 
         box2i fullRect = box2i(0, 0, W, H);
 

pbrwidgets/dplug/pbrwidgets/slider.d

@@ -7,8 +7,7 @@ Authors:   Guillaume Piolat
 */
 module dplug.pbrwidgets.slider;
 
-import std.math;
-import std.algorithm.comparison;
+import std.math: exp, abs;
 
 import dplug.core.math;
 import dplug.gui.bufferedelement;
@@ -156,7 +155,10 @@ nothrow:
             if (isDragged)
             {
                 // lit trail is 50% brighter when dragged
-                litTrail.a = cast(ubyte) min(255, 3 * litTrail.a / 2);
+                int alpha = 3 * litTrail.a / 2;
+                if (alpha > 255)
+                    alpha = 255;
+                litTrail.a = cast(ubyte) alpha;
             }
 
             paintTrail(0, 1, unlitTrailDiffuse);

window/dplug/window/cocoawindow.d

@@ -23,6 +23,15 @@ import dplug.window.window;
 
 import derelict.cocoa;
 
+version(legacyMouseCursor)
+{
+    version = noCursors; // FUTURE: tell to replace with Dplug_NoMouseCursor
+}
+else version(Dplug_NoMouseCursor)
+{
+    version = noCursors;
+}
+
 
 version = useCoreGraphicsContext;
 
@@ -325,7 +334,7 @@ private:
         _listener.onMouseMove(mousePos.x, mousePos.y, mousePos.x - _lastMouseX, mousePos.y - _lastMouseY,
             getMouseState(event));
 
-        version(legacyMouseCursor)
+        version(noCursors)
         {}
         else
         {
@@ -349,7 +358,7 @@ private:
         // 2. either the mouseMove event might not be called, because the window is hosted in another process
         //    and isn't active yet (macOS has "click through", a sort of mouse focus)
         // then we need to set the mouse cursor upon entry. Tricky!
-        version(legacyMouseCursor)
+        version(noCursors)
         {
             setMouseCursor(MouseCursor.pointer);
         }

window/dplug/window/win32window.d

@@ -31,6 +31,16 @@ import dplug.graphics.image;
 import dplug.window.window;
 
 
+version(legacyMouseCursor)
+{
+    version = noCursors; // FUTURE: tell to replace with Dplug_NoMouseCursor
+}
+else version(Dplug_NoMouseCursor)
+{
+    version = noCursors;
+}
+
+
 // Hook the mouse callback so that you can use mouse wheel while dragging outside of the plugin 
 // window boundaries. This is most useful for eg. EQ plugins where you would want to use mouse 
 // wheel while dragging a point out of the plugin window.
@@ -348,7 +358,7 @@ version(Windows)
                     // This is done differently depending on whether we want a modifed cursor ourselves.
                     // Easily tested in REAPER by hovering over the left border of 
                     // the plugin: this turn the custor into a resize arrow.                    
-                    version(legacyMouseCursor)
+                    version(noCursors)
                     {
                         goto default;
                     }
@@ -748,7 +758,7 @@ version(Windows)
 
         int setMouseCursor(bool forceUpdate)
         {
-            version(legacyMouseCursor)
+            version(noCursors)
             {}
             else
             {

window/dplug/window/x11window.d

@@ -16,6 +16,15 @@ module dplug.window.x11window;
 
 version(linux): // because of static linking with the X11 library
 
+version(legacyMouseCursor)
+{
+    version = noCursors; // FUTURE: tell to replace with Dplug_NoMouseCursor
+}
+else version(Dplug_NoMouseCursor)
+{
+    version = noCursors;
+}
+
 import core.atomic;
 import core.stdc.string;
 import core.sys.posix.unistd;
@@ -373,7 +382,7 @@ private:
 
     void setCursor()
     {
-        version(legacyMouseCursor)
+        version(noCursors)
         {}
         else
         {