99 lines
2.5 KiB
C++
99 lines
2.5 KiB
C++
/*
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Copyright (c) 2013 yvt
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This file is part of OpenSpades.
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OpenSpades 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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OpenSpades 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 OpenSpades. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "CenterMessageView.h"
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#include "Client.h"
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#include "IFont.h"
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#include "IRenderer.h"
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#include <Core/Debug.h>
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namespace spades {
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namespace client {
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CenterMessageView::CenterMessageView(Client *client, IFont *font)
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: client(client), renderer(client->GetRenderer()), font(font) {
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SPADES_MARK_FUNCTION();
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for (int i = 0; i < 2; i++)
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lineUsing.push_back(false);
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}
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CenterMessageView::~CenterMessageView() {}
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int CenterMessageView::GetFreeLine() {
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for (size_t i = 0; i < lineUsing.size(); i++)
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if (!lineUsing[i])
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return (int)i;
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// remove oldest entry
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int l = entries.front().line;
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entries.pop_front();
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return l;
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}
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void CenterMessageView::AddMessage(const std::string &msg) {
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SPADES_MARK_FUNCTION();
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Entry entry;
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entry.msg = msg;
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entry.fade = 10.f;
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entry.line = GetFreeLine();
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lineUsing[entry.line] = true;
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entries.push_back(entry);
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}
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void CenterMessageView::Update(float dt) {
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SPADES_MARK_FUNCTION();
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for (std::list<Entry>::iterator it = entries.begin(); it != entries.end();) {
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Entry &ent = *it;
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ent.fade -= dt;
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if (ent.fade < 0) {
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lineUsing[ent.line] = false;
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std::list<Entry>::iterator tmp = it++;
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entries.erase(tmp);
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continue;
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}
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++it;
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}
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}
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void CenterMessageView::Draw() {
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SPADES_MARK_FUNCTION();
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std::list<Entry>::iterator it;
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for (it = entries.begin(); it != entries.end(); it++) {
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Entry &ent = *it;
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Vector2 size = font->Measure(ent.msg);
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float fade = ent.fade;
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if (fade > 1.f)
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fade = 1.f;
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float y = 100.f + 32.f * (float)ent.line;
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float x = (renderer->ScreenWidth() - size.x) * .5f;
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Vector4 shadow = {0, 0, 0, fade * 0.5f};
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Vector4 color = {1, 1, 1, fade};
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font->DrawShadow(ent.msg, MakeVector2(x, y), 1.f, color, shadow);
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}
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}
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}
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}
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