146 lines
4.0 KiB
D
146 lines
4.0 KiB
D
/* DrawOfPages: Take notes with touchscreen input.
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* Copyright (C) 2019 Marko Semet
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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module dop.processing.mainsystem;
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private
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{
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import dop.structures.base;
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}
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public
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{
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/++
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+ Interface for the main system to communicate with platform implementation
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+/
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interface BaseSystemCallbacks
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{
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/++
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+ Callback when the color was set.
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+ Params:
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+ color = The new color
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+/
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shared void setCurrentColor(ColorRGBA color);
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/++
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+ Callback when the brush size was set.
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+ Params:
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+ size = The new brush size
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+/
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shared void setCurrentSize(float size);
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/++
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+ Quit the application
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+/
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shared void quit();
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}
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/++
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+ Main system that manage drawing
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+/
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class MainSystem
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{
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private
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{
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shared BaseSystemCallbacks __callbacks;
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ColorRGBA __currentColor;
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float __currentSize = 1;
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this() {}
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}
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public
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{
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/++
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+ Creates a new main system
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+ Params:
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+ callbaks = Callbacks to the base system implementation
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+/
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shared this(shared BaseSystemCallbacks callbacks)
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in
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{
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assert(callbacks !is null);
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}
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do
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{
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this.__callbacks = callbacks;
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}
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/++
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+ Finialize the initalization of the programm
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+/
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shared void finalizeInit()
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{
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// Inform frontend of the current configuration
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this.__callbacks.setCurrentColor(this.__currentColor);
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this.__callbacks.setCurrentSize(this.__currentSize);
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}
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/++
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+ Getter for the current color
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+ Returns: The current color
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+/
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@property
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shared ColorRGBA currentColor()
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{
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return this.__currentColor;
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}
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/++
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+ Setter for the current color
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+ Params:
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+ color = The color to set
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+ Returns: the current color
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+/
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@property
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shared synchronized ColorRGBA currentColor(ColorRGBA color)
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{
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this.__currentColor = color;
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this.__callbacks.setCurrentColor(color);
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return this.__currentColor;
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}
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/++
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+ Getter for the current brush size
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+ Returns: The current brush size
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+/
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@property
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shared float currentSize()
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{
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return this.__currentSize;
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}
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/++
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+ Setter for the current brush size
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+ Params:
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+ size = The new brush size
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+ Returns: The new set brush size
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+/
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@property
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shared synchronized float currentSize(float size)
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{
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this.__currentSize = size;
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this.__callbacks.setCurrentSize(size);
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return this.__currentSize;
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}
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/++
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+ Quit the application
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+/
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shared void quit()
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{
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this.__callbacks.quit();
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}
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}
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}
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} |