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Diffstat (limited to 'plugingui/tooltip.cc')
| -rw-r--r-- | plugingui/tooltip.cc | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/plugingui/tooltip.cc b/plugingui/tooltip.cc deleted file mode 100644 index e251ed5..0000000 --- a/plugingui/tooltip.cc +++ /dev/null @@ -1,200 +0,0 @@ -/* -*- Mode: c++ -*- */ -/*************************************************************************** - * tooltip.cc - * - * Wed May 8 17:31:42 CEST 2019 - * Copyright 2019 Bent Bisballe Nyeng - * deva@aasimon.org - ****************************************************************************/ - -/* - * This file is part of DrumGizmo. - * - * DrumGizmo is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * DrumGizmo 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with DrumGizmo; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ -#include "tooltip.h" - -#include "painter.h" -#include "font.h" -#include "window.h" -#include <iostream> - -namespace GUI -{ - -Tooltip::Tooltip(Widget *parent) - : Widget(parent->window()) - , activating_widget(parent) -{ - resize(32, 32); -} - -Tooltip::~Tooltip() -{ -} - -void Tooltip::setText(const std::string& text) -{ - this->text = text; - needs_preprocessing = true; - redraw(); -} - -void Tooltip::resize(std::size_t width, std::size_t height) -{ - Widget::resize(width, height); -} - -void Tooltip::repaintEvent(RepaintEvent* repaintEvent) -{ - if(needs_preprocessing) - { - preprocessText(); - } - - Painter p(*this); - - if((width() == 0) || (height() == 0)) - { - return; - } - - box.setSize(width(), height()); - p.drawImage(0, 0, box); - p.setColour(Colour(183.0f/255.0f, 219.0f/255.0f, 255.0f/255.0f, 1.0f)); - - int ypos = font.textHeight() + y_border; - - for(std::size_t i = 0; i < preprocessed_text.size(); ++i) - { - if(i * font.textHeight() >= (height() - y_border - font.textHeight())) - { - break; - } - - auto const& line = preprocessed_text[i]; - p.drawText(x_border, ypos, font, line); - ypos += font.textHeight(); - } -} - -void Tooltip::preprocessText() -{ - std::vector<std::string> lines; - - preprocessed_text.clear(); - std::string text = this->text; - - // Handle tab characters - for(std::size_t i = 0; i < text.length(); ++i) - { - char ch = text.at(i); - if(ch == '\t') - { - text.erase(i, 1); - text.insert(i, 4, ' '); - } - } - - // Handle "\r" - for(std::size_t i = 0; i < text.length(); ++i) - { - char ch = text.at(i); - if(ch == '\r') - { - text.erase(i, 1); - } - } - - // Handle new line characters - std::size_t pos = 0; - do - { - pos = text.find("\n"); - lines.push_back(text.substr(0, pos)); - text = text.substr(pos + 1); - } while(pos != std::string::npos); - - max_text_width = 0; - total_text_height = 0; - for(auto const& line: lines) - { - std::string valid; - std::string current; - for(auto c: line) - { - current += c; - if(c == ' ') - { - valid.append(current.substr(valid.size())); - } - } - preprocessed_text.push_back(current); - - max_text_width = std::max(max_text_width, font.textWidth(line)); - total_text_height += font.textHeight(line); - } -} - -void Tooltip::mouseLeaveEvent() -{ - hide(); -} - -void Tooltip::show() -{ - if(needs_preprocessing) - { - preprocessText(); - } - - resize(max_text_width + 2*x_border, total_text_height + 2*y_border); - - int x = activating_widget->translateToWindowX(); - int y = activating_widget->translateToWindowY(); - - if(x + width() > window()->width()) - { - x -= width(); - x += activating_widget->width(); - } - - if(y + height() > window()->height()) - { - y -= height(); - y += activating_widget->height(); - } - - // Make sure the tip is displayed inside the window - x = std::max(x, 0); - y = std::max(y, 0); - - move(x, y); - Widget::show(); - - // TODO: This should be handled differently - // Hack to notify the window that the mouse is now inside the tooltip. - window()->setMouseFocus(this); -} - -void Tooltip::buttonEvent(ButtonEvent* buttonEvent) -{ - if(buttonEvent->direction == Direction::down) - { - hide(); - } -} - -} // GUI:: |