550 lines
13 KiB
C++
550 lines
13 KiB
C++
/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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//
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// Message.cpp
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//
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// implementation of CHudMessage class
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//
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#include "hud.h"
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#include "cl_util.h"
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#include <string.h>
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#include <stdio.h>
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#include "parsemsg.h"
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DECLARE_MESSAGE(m_Message, HudText)
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DECLARE_MESSAGE(m_Message, GameTitle)
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// 1 Global client_textmessage_t for custom messages that aren't in the titles.txt
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client_textmessage_t g_pCustomMessage;
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const char* g_pCustomName = "Custom";
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char g_pCustomText[1024];
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bool CHudMessage::Init()
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{
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HOOK_MESSAGE(HudText);
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HOOK_MESSAGE(GameTitle);
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gHUD.AddHudElem(this);
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Reset();
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return true;
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}
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bool CHudMessage::VidInit()
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{
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m_HUD_title_half = gHUD.GetSpriteIndex("title_half");
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m_HUD_title_life = gHUD.GetSpriteIndex("title_life");
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return true;
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}
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void CHudMessage::Reset()
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{
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memset(m_pMessages, 0, sizeof(m_pMessages[0]) * maxHUDMessages);
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memset(m_startTime, 0, sizeof(m_startTime[0]) * maxHUDMessages);
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m_bEndAfterMessage = false;
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m_gameTitleTime = 0;
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m_pGameTitle = NULL;
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}
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float CHudMessage::FadeBlend(float fadein, float fadeout, float hold, float localTime)
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{
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float fadeTime = fadein + hold;
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float fadeBlend;
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if (localTime < 0)
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return 0;
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if (localTime < fadein)
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{
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fadeBlend = 1 - ((fadein - localTime) / fadein);
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}
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else if (localTime > fadeTime)
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{
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if (fadeout > 0)
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fadeBlend = 1 - ((localTime - fadeTime) / fadeout);
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else
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fadeBlend = 0;
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}
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else
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fadeBlend = 1;
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return fadeBlend;
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}
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int CHudMessage::XPosition(float x, int width, int totalWidth)
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{
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int xPos;
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if (x == -1)
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{
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xPos = (ScreenWidth - width) / 2;
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}
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else
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{
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if (x < 0)
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xPos = (1.0 + x) * ScreenWidth - totalWidth; // Alight right
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else
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xPos = x * ScreenWidth;
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}
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if (xPos + width > ScreenWidth)
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xPos = ScreenWidth - width;
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else if (xPos < 0)
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xPos = 0;
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return xPos;
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}
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int CHudMessage::YPosition(float y, int height)
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{
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int yPos;
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if (y == -1) // Centered?
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yPos = (ScreenHeight - height) * 0.5;
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else
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{
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// Alight bottom?
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if (y < 0)
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yPos = (1.0 + y) * ScreenHeight - height; // Alight bottom
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else // align top
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yPos = y * ScreenHeight;
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}
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if (yPos + height > ScreenHeight)
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yPos = ScreenHeight - height;
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else if (yPos < 0)
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yPos = 0;
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return yPos;
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}
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void CHudMessage::MessageScanNextChar()
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{
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int srcRed, srcGreen, srcBlue, destRed, destGreen, destBlue;
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int blend;
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srcRed = m_parms.pMessage->r1;
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srcGreen = m_parms.pMessage->g1;
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srcBlue = m_parms.pMessage->b1;
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blend = 0; // Pure source
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destRed = destGreen = destBlue = 0;
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switch (m_parms.pMessage->effect)
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{
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// Fade-in / Fade-out
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case 0:
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case 1:
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blend = m_parms.fadeBlend;
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break;
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case 2:
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m_parms.charTime += m_parms.pMessage->fadein;
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if (m_parms.charTime > m_parms.time)
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{
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srcRed = srcGreen = srcBlue = 0;
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blend = 0; // pure source
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}
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else
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{
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float deltaTime = m_parms.time - m_parms.charTime;
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if (m_parms.time > m_parms.fadeTime)
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{
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blend = m_parms.fadeBlend;
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}
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else if (deltaTime > m_parms.pMessage->fxtime)
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blend = 0; // pure dest
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else
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{
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destRed = m_parms.pMessage->r2;
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destGreen = m_parms.pMessage->g2;
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destBlue = m_parms.pMessage->b2;
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blend = 255 - (deltaTime * (1.0 / m_parms.pMessage->fxtime) * 255.0 + 0.5);
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}
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}
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break;
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}
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if (blend > 255)
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blend = 255;
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else if (blend < 0)
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blend = 0;
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m_parms.r = ((srcRed * (255 - blend)) + (destRed * blend)) >> 8;
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m_parms.g = ((srcGreen * (255 - blend)) + (destGreen * blend)) >> 8;
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m_parms.b = ((srcBlue * (255 - blend)) + (destBlue * blend)) >> 8;
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if (m_parms.pMessage->effect == 1 && m_parms.charTime != 0)
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{
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if (m_parms.x >= 0 && m_parms.y >= 0 && (m_parms.x + gHUD.m_scrinfo.charWidths[m_parms.text]) <= ScreenWidth)
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TextMessageDrawChar(m_parms.x, m_parms.y, m_parms.text, m_parms.pMessage->r2, m_parms.pMessage->g2, m_parms.pMessage->b2);
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}
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}
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void CHudMessage::MessageScanStart()
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{
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switch (m_parms.pMessage->effect)
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{
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// Fade-in / out with flicker
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case 1:
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case 0:
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m_parms.fadeTime = m_parms.pMessage->fadein + m_parms.pMessage->holdtime;
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if (m_parms.time < m_parms.pMessage->fadein)
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{
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m_parms.fadeBlend = ((m_parms.pMessage->fadein - m_parms.time) * (1.0 / m_parms.pMessage->fadein) * 255);
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}
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else if (m_parms.time > m_parms.fadeTime)
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{
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if (m_parms.pMessage->fadeout > 0)
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m_parms.fadeBlend = (((m_parms.time - m_parms.fadeTime) / m_parms.pMessage->fadeout) * 255);
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else
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m_parms.fadeBlend = 255; // Pure dest (off)
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}
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else
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m_parms.fadeBlend = 0; // Pure source (on)
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m_parms.charTime = 0;
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if (m_parms.pMessage->effect == 1 && (rand() % 100) < 10)
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m_parms.charTime = 1;
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break;
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case 2:
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m_parms.fadeTime = (m_parms.pMessage->fadein * m_parms.length) + m_parms.pMessage->holdtime;
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if (m_parms.time > m_parms.fadeTime && m_parms.pMessage->fadeout > 0)
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m_parms.fadeBlend = (((m_parms.time - m_parms.fadeTime) / m_parms.pMessage->fadeout) * 255);
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else
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m_parms.fadeBlend = 0;
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break;
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}
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}
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void CHudMessage::MessageDrawScan(client_textmessage_t* pMessage, float time)
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{
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int i, j, length, width;
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const char* pText;
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unsigned char line[80];
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pText = pMessage->pMessage;
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// Count lines
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m_parms.lines = 1;
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m_parms.time = time;
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m_parms.pMessage = pMessage;
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length = 0;
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width = 0;
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m_parms.totalWidth = 0;
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while ('\0' != *pText)
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{
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if (*pText == '\n')
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{
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m_parms.lines++;
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if (width > m_parms.totalWidth)
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m_parms.totalWidth = width;
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width = 0;
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}
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else
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width += gHUD.m_scrinfo.charWidths[*pText];
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pText++;
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length++;
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}
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m_parms.length = length;
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m_parms.totalHeight = (m_parms.lines * gHUD.m_scrinfo.iCharHeight);
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m_parms.y = YPosition(pMessage->y, m_parms.totalHeight);
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pText = pMessage->pMessage;
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m_parms.charTime = 0;
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MessageScanStart();
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for (i = 0; i < m_parms.lines; i++)
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{
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m_parms.lineLength = 0;
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m_parms.width = 0;
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while ('\0' != *pText && *pText != '\n' && m_parms.lineLength < ARRAYSIZE(line) - 1)
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{
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unsigned char c = *pText;
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line[m_parms.lineLength] = c;
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m_parms.width += gHUD.m_scrinfo.charWidths[c];
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m_parms.lineLength++;
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pText++;
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}
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pText++; // Skip LF
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line[m_parms.lineLength] = 0;
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m_parms.x = XPosition(pMessage->x, m_parms.width, m_parms.totalWidth);
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for (j = 0; j < m_parms.lineLength; j++)
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{
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m_parms.text = line[j];
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int next = m_parms.x + gHUD.m_scrinfo.charWidths[m_parms.text];
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MessageScanNextChar();
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if (m_parms.x >= 0 && m_parms.y >= 0 && next <= ScreenWidth)
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TextMessageDrawChar(m_parms.x, m_parms.y, m_parms.text, m_parms.r, m_parms.g, m_parms.b);
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m_parms.x = next;
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}
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m_parms.y += gHUD.m_scrinfo.iCharHeight;
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}
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}
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bool CHudMessage::Draw(float fTime)
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{
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int i, drawn;
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client_textmessage_t* pMessage;
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float endTime;
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drawn = 0;
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if (m_gameTitleTime > 0)
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{
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float localTime = gHUD.m_flTime - m_gameTitleTime;
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float brightness;
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// Maybe timer isn't set yet
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if (m_gameTitleTime > gHUD.m_flTime)
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m_gameTitleTime = gHUD.m_flTime;
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if (localTime > (m_pGameTitle->fadein + m_pGameTitle->holdtime + m_pGameTitle->fadeout))
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m_gameTitleTime = 0;
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else
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{
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brightness = FadeBlend(m_pGameTitle->fadein, m_pGameTitle->fadeout, m_pGameTitle->holdtime, localTime);
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int halfWidth = gHUD.GetSpriteRect(m_HUD_title_half).right - gHUD.GetSpriteRect(m_HUD_title_half).left;
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int fullWidth = halfWidth + gHUD.GetSpriteRect(m_HUD_title_life).right - gHUD.GetSpriteRect(m_HUD_title_life).left;
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int fullHeight = gHUD.GetSpriteRect(m_HUD_title_half).bottom - gHUD.GetSpriteRect(m_HUD_title_half).top;
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int x = XPosition(m_pGameTitle->x, fullWidth, fullWidth);
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int y = YPosition(m_pGameTitle->y, fullHeight);
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SPR_Set(gHUD.GetSprite(m_HUD_title_half), brightness * m_pGameTitle->r1, brightness * m_pGameTitle->g1, brightness * m_pGameTitle->b1);
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SPR_DrawAdditive(0, x, y, &gHUD.GetSpriteRect(m_HUD_title_half));
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SPR_Set(gHUD.GetSprite(m_HUD_title_life), brightness * m_pGameTitle->r1, brightness * m_pGameTitle->g1, brightness * m_pGameTitle->b1);
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SPR_DrawAdditive(0, x + halfWidth, y, &gHUD.GetSpriteRect(m_HUD_title_life));
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drawn = 1;
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}
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}
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// Fixup level transitions
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for (i = 0; i < maxHUDMessages; i++)
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{
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// Assume m_parms.time contains last time
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if (m_pMessages[i])
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{
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pMessage = m_pMessages[i];
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if (m_startTime[i] > gHUD.m_flTime)
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m_startTime[i] = gHUD.m_flTime + m_parms.time - m_startTime[i] + 0.2; // Server takes 0.2 seconds to spawn, adjust for this
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}
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}
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for (i = 0; i < maxHUDMessages; i++)
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{
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if (m_pMessages[i])
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{
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pMessage = m_pMessages[i];
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// This is when the message is over
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switch (pMessage->effect)
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{
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default:
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case 0:
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case 1:
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endTime = m_startTime[i] + pMessage->fadein + pMessage->fadeout + pMessage->holdtime;
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break;
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// Fade in is per character in scanning messages
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case 2:
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endTime = m_startTime[i] + (pMessage->fadein * strlen(pMessage->pMessage)) + pMessage->fadeout + pMessage->holdtime;
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break;
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}
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if (fTime <= endTime)
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{
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float messageTime = fTime - m_startTime[i];
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// Draw the message
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// effect 0 is fade in/fade out
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// effect 1 is flickery credits
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// effect 2 is write out (training room)
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MessageDrawScan(pMessage, messageTime);
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drawn++;
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}
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else
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{
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// The message is over
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m_pMessages[i] = NULL;
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if (m_bEndAfterMessage)
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{
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// leave game
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gEngfuncs.pfnClientCmd("wait\nwait\nwait\nwait\nwait\nwait\nwait\ndisconnect\n");
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}
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}
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}
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}
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// Remember the time -- to fix up level transitions
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m_parms.time = gHUD.m_flTime;
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// Don't call until we get another message
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if (0 == drawn)
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m_iFlags &= ~HUD_ACTIVE;
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return true;
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}
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void CHudMessage::MessageAdd(const char* pName, float time)
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{
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int i, j;
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client_textmessage_t* tempMessage;
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for (i = 0; i < maxHUDMessages; i++)
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{
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if (!m_pMessages[i])
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{
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// Trim off a leading # if it's there
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if (pName[0] == '#')
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tempMessage = TextMessageGet(pName + 1);
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else
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tempMessage = TextMessageGet(pName);
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// If we couldnt find it in the titles.txt, just create it
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if (!tempMessage)
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{
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g_pCustomMessage.effect = 2;
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g_pCustomMessage.r1 = g_pCustomMessage.g1 = g_pCustomMessage.b1 = g_pCustomMessage.a1 = 100;
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g_pCustomMessage.r2 = 240;
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g_pCustomMessage.g2 = 110;
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g_pCustomMessage.b2 = 0;
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g_pCustomMessage.a2 = 0;
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g_pCustomMessage.x = -1; // Centered
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g_pCustomMessage.y = 0.7;
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g_pCustomMessage.fadein = 0.01;
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g_pCustomMessage.fadeout = 1.5;
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g_pCustomMessage.fxtime = 0.25;
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g_pCustomMessage.holdtime = 5;
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g_pCustomMessage.pName = g_pCustomName;
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strcpy(g_pCustomText, pName);
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g_pCustomMessage.pMessage = g_pCustomText;
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tempMessage = &g_pCustomMessage;
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}
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for (j = 0; j < maxHUDMessages; j++)
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{
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if (m_pMessages[j])
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{
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// is this message already in the list
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if (0 == strcmp(tempMessage->pMessage, m_pMessages[j]->pMessage))
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{
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return;
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}
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// get rid of any other messages in same location (only one displays at a time)
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if (fabs(tempMessage->y - m_pMessages[j]->y) < 0.0001)
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{
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if (fabs(tempMessage->x - m_pMessages[j]->x) < 0.0001)
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{
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m_pMessages[j] = NULL;
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}
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}
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}
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}
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m_pMessages[i] = tempMessage;
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m_startTime[i] = time;
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return;
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}
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}
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}
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bool CHudMessage::MsgFunc_HudText(const char* pszName, int iSize, void* pbuf)
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{
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BEGIN_READ(pbuf, iSize);
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char* pString = READ_STRING();
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bool bIsEnding = false;
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const char* HL1_ENDING_STR = "END3";
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if (strlen(pString) == strlen(HL1_ENDING_STR) && strcmp(HL1_ENDING_STR, pString) == 0)
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{
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m_bEndAfterMessage = true;
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}
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MessageAdd(pString, gHUD.m_flTime);
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// Remember the time -- to fix up level transitions
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m_parms.time = gHUD.m_flTime;
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// Turn on drawing
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if ((m_iFlags & HUD_ACTIVE) == 0)
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m_iFlags |= HUD_ACTIVE;
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return true;
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}
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bool CHudMessage::MsgFunc_GameTitle(const char* pszName, int iSize, void* pbuf)
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{
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m_pGameTitle = TextMessageGet("GAMETITLE");
|
|
if (m_pGameTitle != NULL)
|
|
{
|
|
m_gameTitleTime = gHUD.m_flTime;
|
|
|
|
// Turn on drawing
|
|
if ((m_iFlags & HUD_ACTIVE) == 0)
|
|
m_iFlags |= HUD_ACTIVE;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void CHudMessage::MessageAdd(client_textmessage_t* newMessage)
|
|
{
|
|
m_parms.time = gHUD.m_flTime;
|
|
|
|
// Turn on drawing
|
|
if ((m_iFlags & HUD_ACTIVE) == 0)
|
|
m_iFlags |= HUD_ACTIVE;
|
|
|
|
for (int i = 0; i < maxHUDMessages; i++)
|
|
{
|
|
if (!m_pMessages[i])
|
|
{
|
|
m_pMessages[i] = newMessage;
|
|
m_startTime[i] = gHUD.m_flTime;
|
|
return;
|
|
}
|
|
}
|
|
}
|