106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
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/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
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Doom 3 Source Code is free software: you can redistribute it and/or modify
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it under the terms of the GNU 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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Doom 3 Source Code 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#include "../idlib/precompiled.h"
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#pragma hdrstop
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#include "DeviceContext.h"
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#include "Window.h"
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#include "UserInterfaceLocal.h"
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#include "FieldWindow.h"
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void idFieldWindow::CommonInit() {
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cursorPos = 0;
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lastTextLength = 0;
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lastCursorPos = 0;
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paintOffset = 0;
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showCursor = false;
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}
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idFieldWindow::idFieldWindow(idDeviceContext *d, idUserInterfaceLocal *g) : idWindow(d, g) {
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dc = d;
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gui = g;
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CommonInit();
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}
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idFieldWindow::idFieldWindow(idUserInterfaceLocal *g) : idWindow(g) {
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gui = g;
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CommonInit();
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}
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idFieldWindow::~idFieldWindow() {
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}
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bool idFieldWindow::ParseInternalVar(const char *_name, idParser *src) {
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if (idStr::Icmp(_name, "cursorvar") == 0) {
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ParseString(src, cursorVar);
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return true;
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}
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if (idStr::Icmp(_name, "showcursor") == 0) {
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showCursor = src->ParseBool();
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return true;
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}
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return idWindow::ParseInternalVar(_name, src);
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}
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void idFieldWindow::CalcPaintOffset(int len) {
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lastCursorPos = cursorPos;
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lastTextLength = len;
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paintOffset = 0;
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int tw = dc->TextWidth(text, textScale, -1);
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if (tw < textRect.w) {
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return;
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}
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while (tw > textRect.w && len > 0) {
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tw = dc->TextWidth(text, textScale, --len);
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paintOffset++;
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}
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}
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void idFieldWindow::Draw(int time, float x, float y) {
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float scale = textScale;
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int len = text.Length();
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cursorPos = gui->State().GetInt( cursorVar );
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if (len != lastTextLength || cursorPos != lastCursorPos) {
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CalcPaintOffset(len);
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}
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idRectangle rect = textRect;
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if (paintOffset >= len) {
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paintOffset = 0;
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}
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if (cursorPos > len) {
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cursorPos = len;
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}
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dc->DrawText(&text[paintOffset], scale, 0, foreColor, rect, false, ((flags & WIN_FOCUS) || showCursor) ? cursorPos - paintOffset : -1);
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}
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