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https://github.com/godotengine/godot.git
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217 lines
6.3 KiB
C++
217 lines
6.3 KiB
C++
/*************************************************************************/
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/* output_strings.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "output_strings.h"
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void OutputStrings::update_scrollbars() {
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Size2 size = get_size();
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Size2 hmin = h_scroll->get_combined_minimum_size();
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Size2 vmin = v_scroll->get_combined_minimum_size();
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v_scroll->set_anchor( MARGIN_LEFT, ANCHOR_END );
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v_scroll->set_anchor( MARGIN_RIGHT, ANCHOR_END );
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v_scroll->set_anchor( MARGIN_BOTTOM, ANCHOR_END );
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v_scroll->set_begin( Point2(vmin.width, 0) );
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v_scroll->set_end( Point2(0,0 ) );
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h_scroll->set_anchor( MARGIN_RIGHT, ANCHOR_END );
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h_scroll->set_anchor( MARGIN_TOP, ANCHOR_END );
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h_scroll->set_anchor( MARGIN_BOTTOM, ANCHOR_END );
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h_scroll->set_begin( Point2( 0, hmin.y) );
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h_scroll->set_end( Point2(vmin.x, 0) );
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margin.y=hmin.y;
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margin.x=vmin.x;
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Ref<StyleBox> tree_st = get_stylebox("bg","Tree");
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int page = ((size_height-(int)margin.y-tree_st->get_margin(MARGIN_TOP)) / font_height);
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v_scroll->set_page(page);
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}
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void OutputStrings::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_DRAW: {
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if (following) {
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updating=true;
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v_scroll->set_val( v_scroll->get_max() - v_scroll->get_page() );
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updating=false;
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}
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RID ci = get_canvas_item();
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Size2 size = get_size();
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Ref<Font> font = get_font("font","Tree");
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Ref<StyleBox> tree_st = get_stylebox("bg","Tree");
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tree_st->draw(ci,Rect2(Point2(),size));
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Color color = get_color("font_color","Tree");
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Ref<Texture> icon_error = get_icon("Error","EditorIcons");
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Ref<Texture> icon_warning = get_icon("Warning","EditorIcons");
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// int lines = (size_height-(int)margin.y) / font_height;
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Point2 ofs=tree_st->get_offset();
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LineMap::Element *E = line_map.find(v_scroll->get_val());
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float h_ofs = (int)h_scroll->get_val();
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Point2 icon_ofs=Point2(0,(font_height-(int)icon_error->get_height())/2);
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while( E && ofs.y < (size_height-(int)margin.y) ) {
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String str = E->get().text;
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Point2 line_ofs=ofs;
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switch(E->get().type) {
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case LINE_WARNING: {
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icon_warning->draw(ci,line_ofs+icon_ofs);
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} break;
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case LINE_ERROR: {
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icon_error->draw(ci,line_ofs+icon_ofs);
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} break;
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case LINE_LINK: {
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} break;
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default: {}
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}
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line_ofs.y+=font->get_ascent();
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line_ofs.x+=icon_error->get_width()+4;
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for(int i=0;i<str.length();i++) {
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if (line_ofs.x-h_ofs < 0 ) {
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line_ofs.x+=font->get_char_size(str[i],str[i+1]).width;
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} else if (line_ofs.x-h_ofs > size.width - margin.width) {
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break;
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} else {
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line_ofs.x+=font->draw_char(ci,Point2(line_ofs.x-h_ofs,line_ofs.y),str[i],str[i+1],color);
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}
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}
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ofs.y+=font_height;
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E=E->next();
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}
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} break;
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case NOTIFICATION_ENTER_TREE:
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case NOTIFICATION_RESIZED: {
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font_height = get_font("font","Tree")->get_height();
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size_height = get_size().height;
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update_scrollbars();
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} break;
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}
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}
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void OutputStrings::_hscroll_changed(float p_value) {
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if (updating)
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return;
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update();
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}
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void OutputStrings::_vscroll_changed(float p_value) {
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if (updating)
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return;
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//user changed scroll
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following=(p_value+v_scroll->get_page())>=v_scroll->get_max();
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update();
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}
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void OutputStrings::add_line(const String& p_text, const Variant& p_meta, const LineType p_type) {
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Vector<String> strings=p_text.split("\n");
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for(int i=0;i<strings.size();i++) {
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if (strings[i].length()==0)
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continue;
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int last = line_map.empty() ? 0 : (line_map.back()->key() + 1);
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Line l;
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l.text=strings[i];
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l.meta=p_meta;
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l.type=p_type;
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line_map.insert(last,l);
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updating=true;
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v_scroll->set_max(last+1);
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v_scroll->set_min(line_map.front()->key());
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updating=false;
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}
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while (line_map.size() > line_max_count) {
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line_map.erase(line_map.front());
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}
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update();
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}
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void OutputStrings::_bind_methods() {
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ObjectTypeDB::bind_method("_vscroll_changed",&OutputStrings::_vscroll_changed);
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ObjectTypeDB::bind_method("_hscroll_changed",&OutputStrings::_hscroll_changed);
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}
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OutputStrings::OutputStrings() {
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following=true;
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updating=false;
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line_max_count=4096;
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h_scroll = memnew( HScrollBar );
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v_scroll = memnew( VScrollBar );
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add_child(h_scroll);
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add_child(v_scroll);
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size_height=1;
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font_height=1;
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update_scrollbars();
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h_scroll->connect("value_changed", this,"_hscroll_changed");
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v_scroll->connect("value_changed", this,"_vscroll_changed");
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}
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