mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2025-02-17 20:31:57 -05:00
Added imguiInput().
This commit is contained in:
Dario Manesku
parent
f1a7e1696d
commit
c143dba942
2 changed files with 143 additions and 6 deletions
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@ -456,6 +456,11 @@ struct Imgui
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return m_active == _id;
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}
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bool isActiveInputField(uint32_t _id) const
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{
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return m_inputField == _id;
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}
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bool isHot(uint32_t _id) const
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{
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return m_hot == _id;
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@ -494,10 +499,21 @@ struct Imgui
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clearInput();
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}
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void clearActiveInputField()
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{
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m_inputField = 0;
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}
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void setActive(uint32_t _id)
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{
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m_active = _id;
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m_wentActive = true;
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m_inputField = 0;
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}
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void setActiveInputField(uint32_t _id)
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{
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m_inputField = _id;
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}
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void setHot(uint32_t _id)
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@ -551,7 +567,41 @@ struct Imgui
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return res;
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}
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void updateInput(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll)
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bool inputLogic(uint32_t _id, bool _over)
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{
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bool res = false;
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if (!anyActive() )
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{
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if (_over)
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{
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setHot(_id);
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}
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if (isHot(_id)
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&& m_leftPressed)
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{
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setActiveInputField(_id);
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}
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}
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if (isHot(_id) )
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{
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m_isHot = true;
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}
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if (m_leftPressed
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&& !m_isHot
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&& m_inputField != 0)
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{
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clearActiveInputField();
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res = true;
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}
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return res;
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}
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void updateInput(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, char _inputChar)
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{
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bool left = (_button & IMGUI_MBUT_LEFT) != 0;
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@ -561,9 +611,16 @@ struct Imgui
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m_leftReleased = m_left && !left;
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m_left = left;
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m_scroll = _scroll;
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if (_inputChar > 0x80)
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{
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_inputChar = 0;
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}
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m_lastChar = m_char;
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m_char = _inputChar;
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}
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void beginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, uint8_t _view)
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void beginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, char _inputChar, uint8_t _view)
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{
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nvgBeginFrame(m_nvg, _width, _height, 1.0f, NVG_STRAIGHT_ALPHA);
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@ -575,7 +632,7 @@ struct Imgui
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bx::mtxOrtho(proj, 0.0f, (float)_width, (float)_height, 0.0f, 0.0f, 1000.0f);
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bgfx::setViewTransform(_view, NULL, proj);
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updateInput(_mx, _my, _button, _scroll);
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updateInput(_mx, _my, _button, _scroll, _inputChar);
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m_hot = m_hotToBe;
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m_hotToBe = 0;
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@ -917,6 +974,77 @@ struct Imgui
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return res;
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}
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void input(const char* _label, char* _str, uint32_t _len, bool _enabled)
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{
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m_widgetId++;
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const uint16_t id = (m_areaId << 8) | m_widgetId;
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int32_t xx = m_widgetX;
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int32_t yy = m_widgetY;
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m_widgetY += BUTTON_HEIGHT + DEFAULT_SPACING;
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const bool drawLabel = (NULL != _label && _label[0] != '\0');
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if (drawLabel)
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{
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drawText(xx
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, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
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, ImguiTextAlign::Left
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, _label
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, imguiRGBA(255, 255, 255, 200)
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);
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}
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// Handle input.
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if (isActiveInputField(id) )
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{
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const size_t cursor = size_t(strlen(_str));
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if (m_char == 0x08) //backspace
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{
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_str[cursor-1] = '\0';
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}
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else if (m_char == 0x0d || m_char == 0x1b) //enter or escape
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{
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clearActiveInputField();
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}
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else if (cursor < _len-1
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&& 0 != m_char)
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{
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_str[cursor] = m_char;
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_str[cursor+1] = '\0';
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}
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}
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// Draw input area.
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int32_t height = BUTTON_HEIGHT;
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int32_t width = m_widgetW - 2;
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if (drawLabel)
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{
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uint32_t numVertices = 0; //unused
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const int32_t labelWidth = int32_t(getTextLength(m_fonts[m_currentFontIdx].m_cdata, _label, numVertices));
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xx += (labelWidth + 6);
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width -= (labelWidth + 6);
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}
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const bool enabled = _enabled && isEnabled(m_areaId);
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const bool over = enabled && inRect(xx, yy, width, height);
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const bool res = inputLogic(id, over);
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drawRoundedRect( (float)xx
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, (float)yy
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, (float)width
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, (float)height
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, (float)BUTTON_HEIGHT / 5 - 1
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, isActiveInputField(id)?imguiRGBA(255,196,0,255):imguiRGBA(128,128,128,96)
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);
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drawText(xx + 6
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, yy + BUTTON_HEIGHT / 2 + TEXT_HEIGHT / 2
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, ImguiTextAlign::Left
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, _str
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, isActiveInputField(id)?imguiRGBA(0, 0, 0, 255):imguiRGBA(255,255,255,255)
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);
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}
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void image(bgfx::TextureHandle _image, float _lod, int32_t _width, int32_t _height, ImguiImageAlign::Enum _align)
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{
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int32_t xx;
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@ -1936,6 +2064,9 @@ struct Imgui
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uint32_t m_active;
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uint32_t m_hot;
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uint32_t m_hotToBe;
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char m_char;
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char m_lastChar;
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uint32_t m_inputField;
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int32_t m_dragX;
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int32_t m_dragY;
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float m_dragOrig;
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@ -2025,9 +2156,9 @@ void imguiDestroy()
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s_imgui.destroy();
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}
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void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, uint8_t _view)
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void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, char _inputChar, uint8_t _view)
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{
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s_imgui.beginFrame(_mx, _my, _button, _scroll, _width, _height, _view);
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s_imgui.beginFrame(_mx, _my, _button, _scroll, _width, _height, _inputChar, _view);
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}
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void imguiEndFrame()
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@ -2111,6 +2242,11 @@ bool imguiSlider(const char* _text, int32_t& _val, int32_t _vmin, int32_t _vmax,
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return result;
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}
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void imguiInput(const char* _label, char* _str, uint32_t _len, bool _enabled)
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{
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s_imgui.input(_label, _str, _len, _enabled);
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}
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uint32_t imguiChooseUseMacroInstead(uint32_t _selected, ...)
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{
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va_list argList;
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@ -71,7 +71,7 @@ void imguiSetFont(ImguiFontHandle _handle);
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ImguiFontHandle imguiCreate(const void* _data, float _fontSize=15.0f);
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void imguiDestroy();
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void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, uint8_t _view = 31);
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void imguiBeginFrame(int32_t _mx, int32_t _my, uint8_t _button, int32_t _scroll, uint16_t _width, uint16_t _height, char _inputChar = 0, uint8_t _view = 31);
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void imguiEndFrame();
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bool imguiBeginScrollArea(const char* _name, int _x, int _y, int _width, int _height, int* _scroll, bool _enabled = true);
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@ -90,6 +90,7 @@ void imguiLabel(const char* _format, ...);
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void imguiValue(const char* _text);
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bool imguiSlider(const char* _text, float& _val, float _vmin, float _vmax, float _vinc, bool _enabled = true);
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bool imguiSlider(const char* _text, int32_t& _val, int32_t _vmin, int32_t _vmax, bool _enabled = true);
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void imguiInput(const char* _label, char* _str, uint32_t _len, bool _enabled = true);
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uint32_t imguiChooseUseMacroInstead(uint32_t _selected, ...);
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#define imguiChoose(...) imguiChooseUseMacroInstead(__VA_ARGS__, NULL)
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