Release 1.0.29

* Added text clipping function for tk::Label.
* Implemented AudioEnvelope widget and it'\''s integration into AudioSample.
* Implemented ws::IDisplay::get_file_descriptor method for obtaining event loop
  descriptor for Unix-based systems that use X11 protocol
* Updated module versions in dependencies.

Author: sadko4u

CHANGELOG

@@ -2,6 +2,13 @@
 * RECENT CHANGES
 *******************************************************************************
 
+=== 1.0.29 ===
+* Added text clipping function for tk::Label.
+* Implemented AudioEnvelope widget and it's integration into AudioSample.
+* Implemented ws::IDisplay::get_file_descriptor method for obtaining event loop
+  descriptor for Unix-based systems that use X11 protocol
+* Updated module versions in dependencies.
+
 === 1.0.28 ===
 * Added support of background color, brightness and background brightness for
   inactive widgets.

README.md

@@ -80,6 +80,9 @@ The full list of provided widgets:
   * Void - void widget which can be used for filling empty area.
 * Specifific widgets
   * AudioChannel - single audio channel oscillogram.
+  * AudioEnvelope - widget that allows to build and control parameters of AHDBSSR (Attack,
+    Hold, Decay, Break, Slope, Sustain, Release) audio envelope and integrate into
+    AudioSample widget.
   * AudioSample - oscillogram of audio sample with multiple audio channels.
   * FileButton - button of 1.44" disk form for loading/saving files.
   * Fraction - music fraction with numerator and denominator.

dependencies.mk

@@ -107,6 +107,10 @@ endif
 MACOS_DEPENDENCIES = \
   LIBAUDIOTOOLBOX \
   LIBCOREFOUNDATION \
+  LIBFONTCONFIG \
+  LIBFREETYPE \
+  LIBCOCOA \
+  LIBCAIRO \
   LIBICONV  
 
 MACOS_TEST_DEPENDENCIES =

include/lsp-plug.in/tk/sys/Display.h

@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2023 Linux Studio Plugins Project <https://lsp-plug.in/>
- *           (C) 2023 Vladimir Sadovnikov <[email protected]>
+ * Copyright (C) 2025 Linux Studio Plugins Project <https://lsp-plug.in/>
+ *           (C) 2025 Vladimir Sadovnikov <[email protected]>
  *
  * This file is part of lsp-tk-lib
  * Created on: 19 июн. 2017 г.
@@ -47,9 +47,6 @@ namespace lsp
         class Display: public Atoms
         {
             private:
-                Display & operator = (const Display &);
-                Display(const Display &);
-
                 friend class Schema;
 
             protected:
@@ -88,6 +85,10 @@ namespace lsp
                  * @param settings additional display settings
                  */
                 explicit Display(display_settings_t *settings = NULL);
+                Display(const Display &) = delete;
+                Display(Display &&) = delete;
+                Display & operator = (const Display &) = delete;
+                Display & operator = (Display &&) = delete;
 
                 /** Destructor
                  *
@@ -363,6 +364,16 @@ namespace lsp
                  * @return previous value of the idle interval
                  */
                 size_t set_idle_interval(size_t interval);
+
+                /**
+                 * Obtain the file descriptor of the connection associated with the event loop
+                 * if it is supported (usually Unix-based systems with X11 protocol).
+                 *
+                 * @param fd pointer to store file descriptor
+                 * @return status of operation, STATUS_NOT_SUPPORTED if platform does
+                 * not support file desciptors for event loops
+                 */
+                status_t get_file_descriptor(int *fd);
         };
 
     } /* namespace tk */

include/lsp-plug.in/tk/tk.h

@@ -189,6 +189,7 @@
 
 // Specific widgets
 #include <lsp-plug.in/tk/widgets/specific/AudioChannel.h>
+#include <lsp-plug.in/tk/widgets/specific/AudioEnvelope.h>
 #include <lsp-plug.in/tk/widgets/specific/AudioSample.h>
 #include <lsp-plug.in/tk/widgets/specific/FileButton.h>
 #include <lsp-plug.in/tk/widgets/specific/Fraction.h>

include/lsp-plug.in/tk/version.h

@@ -24,7 +24,7 @@
 
 #define LSP_TK_LIB_MAJOR            1
 #define LSP_TK_LIB_MINOR            0
-#define LSP_TK_LIB_MICRO            28
+#define LSP_TK_LIB_MICRO            29
 
 #if defined(LSP_TK_LIB_PUBLISHER)
     #define LSP_TK_LIB_PUBLIC               LSP_EXPORT_MODIFIER

include/lsp-plug.in/tk/widgets/containers/Window.h

@@ -291,6 +291,9 @@ namespace lsp
                 // Get last surface type used
                 ws::surface_type_t      surface_type() const;
 
+                // Get active keys
+                const lltl::darray<ws::code_t> *active_keys() const;
+
             //---------------------------------------------------------------------------------
             // Event handling
             public:

include/lsp-plug.in/tk/widgets/simple/Bevel.h

@@ -1,6 +1,6 @@
 /*
- * Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
- *           (C) 2021 Vladimir Sadovnikov <[email protected]>
+ * Copyright (C) 2025 Linux Studio Plugins Project <https://lsp-plug.in/>
+ *           (C) 2025 Vladimir Sadovnikov <[email protected]>
  *
  * This file is part of lsp-tk-lib
  * Created on: 13 июн. 2021 г.
@@ -48,10 +48,6 @@ namespace lsp
          */
         class Bevel: public Widget
         {
-            private:
-                Bevel & operator = (const Bevel &);
-                Bevel(const Bevel &);
-
             public:
                 static const w_class_t    metadata;
 
@@ -75,7 +71,12 @@ namespace lsp
 
             public:
                 explicit Bevel(Display *dpy);
-                virtual ~Bevel();
+                Bevel(const Bevel &) = delete;
+                Bevel(Bevel &&) = delete;
+                virtual ~Bevel() override;
+
+                Bevel & operator = (const Bevel &) = delete;
+                Bevel & operator = (Bevel &&) = delete;
 
             public:
                 LSP_TK_PROPERTY(SizeConstraints,    constraints,        &sConstraints)
@@ -86,13 +87,13 @@ namespace lsp
                 LSP_TK_PROPERTY(Arrangement,        arrangement,        &sArrangement)
 
             protected:
-                virtual void        size_request(ws::size_limit_t *r);
-                virtual void        property_changed(Property *prop);
+                virtual void        size_request(ws::size_limit_t *r) override;
+                virtual void        property_changed(Property *prop) override;
 
             public:
-                virtual status_t    init();
+                virtual status_t    init() override;
 
-                virtual void        render(ws::ISurface *s, const ws::rectangle_t *area, bool force);
+                virtual void        render(ws::ISurface *s, const ws::rectangle_t *area, bool force) override;
         };
 
     } /* namespace tk */

include/lsp-plug.in/tk/widgets/simple/Label.h

@@ -54,10 +54,12 @@ namespace lsp
                 LabelColors                 vColors[LABEL_TOTAL];
 
                 prop::TextLayout            sTextLayout;    // Text layout
+                prop::TextLayout            sClipTextLayout;// Text layout when clipping
                 prop::TextAdjust            sTextAdjust;    // Text adjustment
                 prop::Font                  sFont;          // Font parameters
                 prop::Boolean               sHover;         // Hover enable
                 prop::String                sText;          // Text to display
+                prop::Boolean               sTextClip;      // Clip text
                 prop::SizeConstraints       sConstraints;   // Size constraints
                 prop::Padding               sIPadding;      // Internal padding
             LSP_TK_STYLE_DEF_END
@@ -104,10 +106,12 @@ namespace lsp
 
                 style::LabelColors          vColors[style::LABEL_TOTAL];
                 prop::TextLayout            sTextLayout;    // Text layout
+                prop::TextLayout            sClipTextLayout;// Text layout when clipping
                 prop::TextAdjust            sTextAdjust;    // Text adjustment
                 prop::Font                  sFont;          // Font parameters
                 prop::Boolean               sHover;         // Hover enable
                 prop::String                sText;          // Text to display
+                prop::Boolean               sTextClip;      // Clip text
                 prop::SizeConstraints       sConstraints;   // Size constraints
                 prop::Padding               sIPadding;      // Internal padding
                 prop::WidgetPtr<Menu>       sPopup;         // Popup menu
@@ -145,6 +149,7 @@ namespace lsp
 
             public:
                 LSP_TK_PROPERTY(TextLayout,         text_layout,            &sTextLayout)
+                LSP_TK_PROPERTY(TextLayout,         clip_text_layout,       &sClipTextLayout)
                 LSP_TK_PROPERTY(TextAdjust,         text_adjust,            &sTextAdjust)
                 LSP_TK_PROPERTY(Font,               font,                   &sFont)
                 LSP_TK_PROPERTY(Color,              color,                  &vColors[LBL_0].sColor)
@@ -153,6 +158,7 @@ namespace lsp
                 LSP_TK_PROPERTY(Color,              inactive_hover_color,   &vColors[LBL_3].sColor)
                 LSP_TK_PROPERTY(Boolean,            hover,                  &sHover)
                 LSP_TK_PROPERTY(String,             text,                   &sText)
+                LSP_TK_PROPERTY(Boolean,            text_clip,              &sTextClip)
                 LSP_TK_PROPERTY(SizeConstraints,    constraints,            &sConstraints)
                 LSP_TK_PROPERTY(Padding,            ipadding,               &sIPadding)
                 LSP_TK_PROPERTY(WidgetPtr<Menu>,    popup,                  &sPopup)