237 lines
13 KiB
C++
237 lines
13 KiB
C++
//
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// Copyright 2020 Electronic Arts Inc.
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//
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
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// software: you can redistribute it and/or modify it under the terms of
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// the GNU General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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// TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
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// in the hope that it will be useful, but with permitted additional restrictions
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// under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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// distributed with this program. You should have received a copy of the
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// GNU General Public License along with permitted additional restrictions
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// with this program. If not, see https://github.com/electronicarts/CnC_Remastered_Collection
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/* $Header: /CounterStrike/BAR.CPP 1 3/03/97 10:24a Joe_bostic $ */
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/***********************************************************************************************
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*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
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***********************************************************************************************
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* *
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* Project Name : Command & Conquer *
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* *
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* File Name : BAR.CPP *
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* *
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* Programmer : Joe L. Bostic *
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* *
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* Start Date : 08/16/96 *
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* *
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* Last Update : August 16, 1996 [JLB] *
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* ProgressBarClass::Is_Horizontal -- Determines if the bargraph is horizontal or not. *
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* ProgressBarClass::Outline -- Draw an outline around the bargraph if supposed to. *
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* ProgressBarClass::ProgressBarClass -- Constructor for the bargraph object. *
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* ProgressBarClass::Redraw -- Redraw the bargraph. *
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* ProgressBarClass::Set_Limit -- Set the logic tracking value. *
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* ProgressBarClass::Update -- Update the value and redraw as necessary. *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#include "function.h"
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#include "bar.h"
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#include "fixed.h"
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/***********************************************************************************************
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* ProgressBarClass::ProgressBarClass -- Constructor for the bargraph object. *
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* *
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* This is the constructor for the bargraph object. It establishes the dimensions and *
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* coordinate of the bargraph as well as the colors it will use when drawn. *
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* *
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* INPUT: w,y -- Pixel coordinate of the upper left corner of the bargraph. *
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* *
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* width,height -- Dimensions of the bargraph. *
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* *
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* forecolor -- The color to use for the filled portion of the bargraph. *
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* *
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* backcolor -- The color to use for the non-filled portion of the bargraph. *
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* *
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* bordercolor -- Optional border color. If not zero, then the bargraph will be *
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* outlined with this color. *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 08/16/1996 JLB : Created. *
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*=============================================================================================*/
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ProgressBarClass::ProgressBarClass(int x, int y, int width, int height, int forecolor, int backcolor, int bordercolor) :
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X(x),
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Y(y),
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Width(width),
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Height(height),
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BarColor(forecolor),
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BackColor(backcolor),
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BorderColor(bordercolor),
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CurrentValue(0),
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LastDisplayCurrent(0),
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IsDrawn(false)
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{
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}
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/***********************************************************************************************
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* ProgressBarClass::Is_Horizontal -- Determines if the bargraph is horizontal or not. *
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* *
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* If the bargraph is oriented horizontally, then this function will return TRUE. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: bool; Is this bargraph horizontal? *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 08/16/1996 JLB : Created. *
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*=============================================================================================*/
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bool ProgressBarClass::Is_Horizontal(void) const
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{
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if (Width > Height) return(true);
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return(false);
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}
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/***********************************************************************************************
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* ProgressBarClass::Update -- Update the value and redraw as necessary. *
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* *
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* This will update the value of the bargraph to the fill ratio specified and then *
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* redraw it if required. Very small changes to the bargraph value might not result in a *
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* visual change. *
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* *
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* INPUT: value -- The new value to assign to this bargraph. *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: bool; Did this update result in a redraw? *
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* *
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* HISTORY: *
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* 08/16/1996 JLB : Created. *
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*=============================================================================================*/
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bool ProgressBarClass::Update(fixed value)
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{
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CurrentValue = value;
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if (!IsDrawn || value - LastDisplayCurrent >= fixed(1, 10)) {
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Redraw();
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return(true);
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}
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return(false);
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}
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/***********************************************************************************************
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* ProgressBarClass::Outline -- Draw an outline around the bargraph if supposed to. *
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* *
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* This routine will draw a border around the bargraph if this bargraph has a color *
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* specified for the border. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 08/16/1996 JLB : Created. *
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*=============================================================================================*/
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void ProgressBarClass::Outline(void) const
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{
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if (Is_Outlined()) {
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LogicPage->Draw_Line(X, Y, X+Width, Y, BorderColor);
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LogicPage->Draw_Line(X, Y, X, Y+Height, BorderColor);
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LogicPage->Draw_Line(X, Y+Height, X, Y+Height, BorderColor);
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LogicPage->Draw_Line(X+Width, Y, X+Width, Y+Height, BorderColor);
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}
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}
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/***********************************************************************************************
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* ProgressBarClass::Redraw -- Redraw the bargraph. *
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* *
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* This will redraw the entire bargraph. *
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* *
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* INPUT: none *
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* *
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* OUTPUT: none *
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* *
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* WARNINGS: none *
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* *
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* HISTORY: *
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* 08/16/1996 JLB : Created. *
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*=============================================================================================*/
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void ProgressBarClass::Redraw(void) const
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{
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Hide_Mouse();
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Outline();
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/*
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** Determine the inner dimensions of the bargraph. This will be
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** somewhat smaller than indicated if it has a border.
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*/
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int x = X;
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int y = Y;
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int w = Width;
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int h = Height;
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if (Is_Outlined()) {
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x += 1;
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y += 1;
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w -= 2;
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h -= 2;
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}
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/*
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** The working "length" of the bargraph is dependant on whether the
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** bargraph is horizontal or vertical.
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*/
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int size = Is_Horizontal() ? w : h;
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/*
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** Determine the number of pixels to fill in the bargraph depending on the
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** size of the internal value. The larger the internal value the more
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** filled the bargraph becomes.
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*/
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int fill = CurrentValue * size;
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/*
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** Draw the filled portion of the bargraph if there is any pixels to draw.
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*/
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if (fill > 0) {
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if (Is_Horizontal()) {
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LogicPage->Fill_Rect(x, y, x+fill, y+h, BarColor);
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} else {
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LogicPage->Fill_Rect(x, y+fill, x+w, y+h, BarColor);
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}
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}
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/*
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** Draw the unfilled portion of the bargraph if there are any pixels to
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** draw of it.
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*/
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if (w-fill > 0) {
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if (Is_Horizontal()) {
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LogicPage->Fill_Rect(x+fill, y, x+w, y+h, BackColor);
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} else {
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LogicPage->Fill_Rect(x, y, x+w, y+fill-1, BackColor);
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}
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}
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Show_Mouse();
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ProgressBarClass * me = (ProgressBarClass *)this;
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me->LastDisplayCurrent = CurrentValue;
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me->IsDrawn = true;
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}
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