156 lines
4.4 KiB
C++
156 lines
4.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* This code is based on the CRAB engine
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*
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* Copyright (c) Arvind Raja Yadav
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*
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* Licensed under MIT
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*
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*/
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#include "crab/animation/walkframes.h"
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namespace Crab {
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using namespace pyrodactyl::anim;
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using namespace pyrodactyl::people;
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//------------------------------------------------------------------------
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// Purpose: Loader Function
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//------------------------------------------------------------------------
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void WalkFrames::load(rapidxml::xml_node<char> *node) {
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if (nodeValid("stand", node))
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_set[WT_STAND].load(node->first_node("stand"));
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if (nodeValid("walk", node))
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_set[WT_WALK].load(node->first_node("walk"));
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if (nodeValid("fight", node))
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_set[WT_FIGHT].load(node->first_node("fight"));
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if (nodeValid("ko", node))
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_set[WT_KO].load(node->first_node("ko"));
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}
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//------------------------------------------------------------------------
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// Purpose: Used for walking inside levels
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//------------------------------------------------------------------------
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bool WalkFrames::updateClip(Direction d, bool reset) {
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if (_timer.ticks() > _set[_cur].frames[d].currentFrame()._repeat || reset) {
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_timer.start();
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return _set[_cur].frames[d].updateClip();
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}
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return false;
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}
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void WalkFrames::resetClip(Direction d) {
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_set[_cur].frames[d].reset();
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_timer.start();
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}
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//------------------------------------------------------------------------
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// Purpose: Used inside dialog box
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//------------------------------------------------------------------------
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void WalkFrames::updateClip(WalkAnimType type, Direction d) {
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if (!_timer.started())
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_timer.start();
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if (_timer.ticks() > _set[type].frames[d].currentFrame()._repeat) {
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_set[type].frames[d].updateClip();
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_timer.start();
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}
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}
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Rect WalkFrames::dialogClip(const PersonState &state) {
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if (state == PST_FIGHT)
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return _set[WT_FIGHT].frames[DIRECTION_DOWN].currentFrame()._clip;
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else if (state == PST_KO)
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return _set[WT_KO].frames[DIRECTION_DOWN].currentFrame()._clip;
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return _set[WT_STAND].frames[DIRECTION_DOWN].currentFrame()._clip;
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}
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void WalkFrames::updateClip(const PersonState &state) {
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if (state == PST_FIGHT)
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updateClip(WT_FIGHT, DIRECTION_DOWN);
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else if (state == PST_KO)
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updateClip(WT_KO, DIRECTION_DOWN);
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else
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updateClip(WT_STAND, DIRECTION_DOWN);
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}
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//------------------------------------------------------------------------
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// Purpose: Decide direction and type of animation, return whether it has changed
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//------------------------------------------------------------------------
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bool WalkFrames::type(const Vector2f &vel, Direction &dir, const pyrodactyl::people::PersonState &pst, const bool &firstX) {
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Direction prevDir = dir;
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WalkAnimType prevType = _cur;
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if (pst == PST_KO) {
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_cur = WT_KO;
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} else if (firstX) {
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// If we prioritize the X direction, X velocity is checked first for direction and then Y velocity
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if (vel.x > 0) {
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dir = DIRECTION_RIGHT;
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_cur = WT_WALK;
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} else if (vel.x < 0) {
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dir = DIRECTION_LEFT;
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_cur = WT_WALK;
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} else if (vel.y > 0) {
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dir = DIRECTION_DOWN;
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_cur = WT_WALK;
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} else if (vel.y < 0) {
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dir = DIRECTION_UP;
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_cur = WT_WALK;
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} else {
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_cur = WT_STAND;
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}
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} else {
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// If we prioritize the Y direction, Y velocity is checked first for direction and then Y velocity
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if (vel.y > 0) {
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dir = DIRECTION_DOWN;
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_cur = WT_WALK;
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} else if (vel.y < 0) {
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dir = DIRECTION_UP;
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_cur = WT_WALK;
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} else if (vel.x > 0) {
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dir = DIRECTION_RIGHT;
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_cur = WT_WALK;
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} else if (vel.x < 0) {
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dir = DIRECTION_LEFT;
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_cur = WT_WALK;
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} else {
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_cur = WT_STAND;
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}
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}
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if (prevDir != dir || prevType != _cur)
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return true;
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return false;
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}
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} // End of namespace Crab
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