roar/libtools/ToolRect.cpp
2020-01-14 21:21:49 +01:00

120 lines
3.3 KiB
C++

/*
* roar -- mIRC art editor for Windows & Linux
* Copyright (C) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "ToolRect.hpp"
/*
* Private subroutine prototypes
*/
static Canvas::CELL_LIST drawRect(Canvas::BRUSH brush, Canvas::RECT rect);
/*
* Private subroutines
*/
static Canvas::CELL_LIST
drawRect(
Canvas::BRUSH brush,
Canvas::RECT rect
)
{
Canvas::CELL_LIST cells;
Canvas::COLOUR colour;
for (Canvas::COORD y = rect.p0.y, y_limit = (rect.p1.y + 1); y < y_limit; y++) {
for (Canvas::COORD x = rect.p0.x, x_limit = (rect.p1.x + 1); x < x_limit; x++) {
if (((x == rect.p0.x) || ((x_limit > x) && (x == (x_limit - 1))))
|| ((y == rect.p0.y) || ((y_limit > y) && (y == (y_limit - 1)))))
colour = brush.colours.fg;
else
colour = brush.colours.bg;
cells.push_back(Canvas::CELL{Canvas::CATTR_NONE, colour, colour, {x, y}, L" "});
}
}
return cells;
}
/*
* Public class functions
*/
Tool::TOOL_CELLS
ToolRect::click(
Canvas::BRUSH brush,
Canvas::POINT& brushPos,
Tool::MOUSE_BUTTON button,
const Canvas& canvas,
Canvas::POINT pos
)
{
Canvas::CELL_LIST cells;
Canvas::RECT rect{pos, {pos.x + brush.size.w, pos.y + brush.size.h}};
(void)canvas;
brushPos = pos;
if (button == Tool::MBUTTON_RIGHT)
std::swap(brush.colours.bg, brush.colours.fg);
cells = drawRect(brush, rect);
return Tool::TOOL_CELLS(true, Tool::TOOL_CELLS_PAIR(cells, cells));
}
Tool::TOOL_CELLS
ToolRect::cursor(
Canvas::BRUSH brush,
Canvas::POINT& brushPos,
const Canvas& canvas,
Canvas::POINT pos
)
{
Canvas::RECT rect{pos, {pos.x + brush.size.w, pos.y + brush.size.h}};
(void)canvas;
brushPos = pos;
return Tool::TOOL_CELLS(true, Tool::TOOL_CELLS_PAIR(Canvas::CELL_LIST(), drawRect(brush, rect)));
}
Tool::TOOL_CELLS
ToolRect::drag(
Canvas::BRUSH brush,
Canvas::POINT& brushPos,
const Canvas& canvas,
DRAG_STATE dragState,
Canvas::POINT pos
)
{
Canvas::CELL_LIST cells, cellsCursor;
(void)canvas;
switch (dragState.status) {
case Tool::DSTATUS_BEGIN:
case Tool::DSTATUS_MOVE:
if (dragState.button == Tool::MBUTTON_RIGHT)
std::swap(brush.colours.bg, brush.colours.fg);
cellsCursor = drawRect(brush, Canvas::RECT{dragState.begin, pos}); break;
case Tool::DSTATUS_SET:
if (dragState.button == Tool::MBUTTON_RIGHT)
std::swap(brush.colours.bg, brush.colours.fg);
cells = cellsCursor = drawRect(brush, Canvas::RECT{dragState.begin, dragState.set}); break;
default:
break;
}
brushPos = pos;
return Tool::TOOL_CELLS(true, Tool::TOOL_CELLS_PAIR(cells, cellsCursor));
}