feat(lua): support for using LVGL objects on colorlcd (#4887)

2024-06-13 13:16:07 +10:00
parent 22128df1cd
commit b4e33fc439
30 changed files with 2257 additions and 123 deletions
@@ -0,0 +1,405 @@
+/*
+ * Copyright (C) EdgeTX
+ *
+ * Based on code named
+ *   opentx - https://github.com/opentx/opentx
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#pragma once
+
+#define LVGL_METATABLE "LVGL*"
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetObjectBase
+{
+ public:
+  LvglWidgetObjectBase() { lvglManager = luaLvglManager; }
+  virtual ~LvglWidgetObjectBase() {}
+
+  void getParams(lua_State *L, int index);
+
+  virtual void build(lua_State *L);
+  virtual bool callRefs(lua_State *L) = 0;
+  virtual void clearRefs(lua_State *L) = 0;
+
+ protected:
+  LuaLvglManager *lvglManager = nullptr;
+
+  virtual void parseParam(lua_State *L, const char *key) = 0;
+
+  void clearRef(lua_State *L, int ref);
+
+  bool pcallFunc(lua_State *L, int getFuncRef, int nret);
+  void pcallSimpleFunc(lua_State *L, int funcRef);
+  bool pcallUpdateBool(lua_State *L, int getFuncRef,
+                       std::function<void(bool)> update);
+  bool pcallUpdate1Int(lua_State *L, int getFuncRef,
+                       std::function<void(int)> update);
+  bool pcallUpdate2Int(lua_State *L, int getFuncRef,
+                       std::function<void(int, int)> update);
+  int pcallGetIntVal(lua_State *L, int getFuncRef);
+  void pcallSetIntVal(lua_State *L, int setFuncRef, int val);
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetObject : public LvglWidgetObjectBase
+{
+ public:
+  LvglWidgetObject() : LvglWidgetObjectBase() {}
+
+  int getRef(lua_State *L);
+  void push(lua_State *L);
+
+  void update(lua_State *L);
+
+  virtual void setColor(LcdFlags color) {}
+  virtual void setPos(coord_t x, coord_t y);
+  void setSize(coord_t w, coord_t h);
+
+  void show() { window->show(); }
+  void hide() { window->hide(); }
+
+  Window *getWindow() const { return window; }
+
+  static LvglWidgetObject *checkLvgl(lua_State *L, int index);
+
+  bool callRefs(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  Window *window = nullptr;
+  LcdFlags currentColor = -1;
+
+  coord_t x = 0, y = 0, w = LV_SIZE_CONTENT, h = LV_SIZE_CONTENT;
+  LcdFlags color = COLOR_THEME_SECONDARY1;
+  int getColorFunction = 0;
+  int getVisibleFunction = 0;
+  int getSizeFunction = 0;
+  int getPosFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+  virtual void refresh();
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetLabel : public LvglWidgetObject
+{
+ public:
+  LvglWidgetLabel() : LvglWidgetObject() {}
+
+  void setText(const char *s);
+  void setColor(LcdFlags color) override;
+  void setFont(LcdFlags font);
+
+  void build(lua_State *L) override;
+  bool callRefs(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  uint32_t textHash = -1;
+
+  const char *txt = "";
+  LcdFlags font = FONT(STD);
+  int getTextFunction = 0;
+  int getFontFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+  void refresh() override
+  {
+    setText(txt);
+    setFont(font);
+    LvglWidgetObject::refresh();
+  }
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetBorderedObject : public LvglWidgetObject
+{
+ public:
+  LvglWidgetBorderedObject() : LvglWidgetObject() {}
+
+  void setColor(LcdFlags color) override;
+
+  void build(lua_State *L) override;
+
+ protected:
+  coord_t thickness = 1;
+  bool filled = false;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetRoundObject : public LvglWidgetBorderedObject
+{
+ public:
+  LvglWidgetRoundObject() : LvglWidgetBorderedObject() {}
+
+  void setPos(coord_t x, coord_t y) override;
+  void setRadius(coord_t r);
+
+  bool callRefs(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  coord_t radius = 0;
+
+  int getRadiusFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+  void refresh() override
+  {
+    setRadius(radius);
+    LvglWidgetObject::refresh();
+  }
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetRectangle : public LvglWidgetBorderedObject
+{
+ public:
+  LvglWidgetRectangle() : LvglWidgetBorderedObject() {}
+
+  void build(lua_State *L) override;
+
+ protected:
+  coord_t rounded = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetCircle : public LvglWidgetRoundObject
+{
+ public:
+  LvglWidgetCircle() : LvglWidgetRoundObject() {}
+
+  void build(lua_State *L) override;
+
+ protected:
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetArc : public LvglWidgetRoundObject
+{
+ public:
+  LvglWidgetArc() : LvglWidgetRoundObject() {}
+
+  void setColor(LcdFlags color) override;
+  void setStartAngle(coord_t angle);
+  void setEndAngle(coord_t angle);
+
+  void build(lua_State *L) override;
+  bool callRefs(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  coord_t startAngle = 0, endAngle = 0;
+
+  int getStartAngleFunction = 0;
+  int getEndAngleFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+  void refresh() override
+  {
+    setStartAngle(startAngle);
+    setEndAngle(endAngle);
+    LvglWidgetRoundObject::refresh();
+  }
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetImage : public LvglWidgetObject
+{
+ public:
+  LvglWidgetImage() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+
+ protected:
+  std::string filename;
+  bool fillFrame = false;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetMeterScale;
+
+class LvglWidgetMeter : public LvglWidgetRoundObject
+{
+ public:
+  LvglWidgetMeter() : LvglWidgetRoundObject() {}
+
+  void build(lua_State *L) override;
+  bool callRefs(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  std::vector<LvglWidgetMeterScale*> scales;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetTextButton : public LvglWidgetObject
+{
+ public:
+  LvglWidgetTextButton() : LvglWidgetObject() {}
+
+  void setText(const char *s);
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  uint32_t textHash = -1;
+
+  const char *txt = "";
+  int pressFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetToggleSwitch : public LvglWidgetObject
+{
+ public:
+  LvglWidgetToggleSwitch() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  int getStateFunction = 0;
+  int setStateFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetConfirmDialog : public LvglWidgetObject
+{
+ public:
+  LvglWidgetConfirmDialog() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  const char *title = nullptr;
+  const char *message = nullptr;
+
+  int confirmFunction = 0;
+  int cancelFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetTextEdit : public LvglWidgetObject
+{
+ public:
+  LvglWidgetTextEdit() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  const char *txt = "";
+  char value[129];
+  int maxLen = 32;
+
+  int setFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetNumberEdit : public LvglWidgetObject
+{
+ public:
+  LvglWidgetNumberEdit() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  int min = -1024, max = 1024;
+
+  int getFunction = 0;
+  int setFunction = 0;
+  int dispFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetChoice : public LvglWidgetObject
+{
+ public:
+  LvglWidgetChoice() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  std::string title;
+  std::vector<std::string> values;
+
+  int getFunction = 0;
+  int setFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------
+
+class LvglWidgetSlider : public LvglWidgetObject
+{
+ public:
+  LvglWidgetSlider() : LvglWidgetObject() {}
+
+  void build(lua_State *L) override;
+  void clearRefs(lua_State *L) override;
+
+ protected:
+  int32_t vmin = 0;
+  int32_t vmax = 100;
+  int getValueFunction = 0;
+  int setValueFunction = 0;
+
+  void parseParam(lua_State *L, const char *key) override;
+};
+
+//-----------------------------------------------------------------------------