a
F746_BUTTON.cpp
- Committer:
- fundokukiri
- Date:
- 2019-10-09
- Revision:
- 0:a7fb0dba4c8a
File content as of revision 0:a7fb0dba4c8a:
//----------------------------------------------------------- // // F746_BUTTON class // //----------------------------------------------------------- #include "F746_BUTTON.hpp" // Draw button void Button::Render() { active_ = true; switch(STYLE_) { case 1: // Style 1 - Normal button lcd_.SetTextColor(BUTTON_COLOUR_); // Set Textcolour to original lcd_.FillRect(ButtonX_, ButtonY_, ButtonW_, ButtonH_); // Draw button rectangle break; case 2: // Style 2 - 3D button lcd_.SetTextColor(LCD_COLOR_DARKGRAY); // Set Textcolour to shadow colour lcd_.FillRect(ButtonX_+1, ButtonY_+2, (ButtonW_+3), ButtonH_+3);// Draw shadow lcd_.SetTextColor(BUTTON_COLOUR_); // Set Textcolour to original lcd_.FillRect(ButtonX_, ButtonY_, ButtonW_, ButtonH_); // Draw button break; } if (LABEL_.length() != 0) // If the label is larger than 0 { lcd_.SetFont(FONTS_); lcd_.SetBackColor(BUTTON_COLOUR_); // Set background colour lcd_.SetTextColor(LCD_COLOR_WHITE); // Set textcolour uint16_t x0 = ButtonX_ + (ButtonW_ - FONT_WIDTH_*(LABEL_.length()))/2; // Calcukate x value for Button name uint16_t y0 = ButtonY_ + (ButtonH_ - FONT_HEIGHT_)/2 + 1; // Calcukate y value for Button name lcd_.DisplayStringAt(x0, y0, (uint8_t *)LABEL_.c_str(), LEFT_MODE); // Write button name lcd_.SetBackColor(LCD_COLOR_WHITE); // Set back colour } } void Button::Change() // Change colour of button when pressed { switch(STYLE_) { case 1: // Style 1 - Normal button lcd_.SetTextColor(CHANGE_COLOUR_); // Set Textcolour to the change colour lcd_.FillRect(ButtonX_, ButtonY_, ButtonW_, ButtonH_); // Draw button rectangle break; case 2: // Style 2 - 3D button lcd_.SetTextColor(LCD_COLOR_WHITE); // Set Textcolour to background colour lcd_.FillRect(ButtonX_, ButtonY_, (ButtonW_+3), ButtonH_+3); // Clears background lcd_.SetTextColor(LCD_COLOR_GRAY); // Set Textcolour to shadow colour lcd_.FillRect(ButtonX_+1, ButtonY_+2, (ButtonW_+3), ButtonH_+3);// Draws shadow lcd_.SetTextColor(CHANGE_COLOUR_); // Indent button lcd_.FillRect((ButtonX_+6), (ButtonY_+6), (ButtonW_-3), (ButtonH_-2)); // Draw indented button break; } if (LABEL_.length() != 0) { lcd_.SetFont(FONTS_); lcd_.SetBackColor(CHANGE_COLOUR_); lcd_.SetTextColor(LCD_COLOR_BLACK); uint16_t x0 = ButtonX_ + (ButtonW_ - FONT_WIDTH_*(LABEL_.length()))/2; // Calcukate x value for Button name uint16_t y0 = ButtonY_ + (ButtonH_ - FONT_HEIGHT_)/2 + 1; // Calcukate y value for Button name lcd_.DisplayStringAt(x0, y0, (uint8_t *)LABEL_.c_str(), LEFT_MODE); // Write button name lcd_.SetBackColor(LCD_COLOR_WHITE); // Set back colour } } void Button::Hide() // Hide button { lcd_.SetTextColor(LCD_COLOR_WHITE); // Set textcolour to background colour lcd_.FillRect(ButtonX_, ButtonY_, ButtonW_, ButtonH_); // Draw rectangle in background colour active_ = false; // Set active boolean to false } bool Button::Press() // Check if touch detected { ts_.GetState(&state_); if (!state_.touchDetected) return false; if (!active_) return false; if (!ButtonBoundaryCheck()) return false; Change(); // Run the Change routine to change the colour of the button wait(0.2); // Wait to allow the colour change to be visible Render(); // Draw the original button return true; } bool Button::ButtonBoundaryCheck() // Check if touch is within button boundaries { int nTouch = multiTouch ? state_.touchDetected : 1; for (int n=0; n<nTouch; n++) { uint16_t x = state_.touchX[n]; // Assign touch x pos to x uint16_t y = state_.touchY[n]; // Assign touch y pos to y if ( (ButtonX_ <= x) && (x <= ButtonX_+ButtonW_) && // Check x value inside boundary (ButtonY_ <= y) && (y <= ButtonY_+ButtonH_) ) return true; // Check y value inside boundary } return false; } TS_StateTypeDef Button::state_; bool Button::multiTouch = false;