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0
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1 /*
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2 * Copyright (c) 2004-2006 Kazunori "jagarl" Ueno
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3 * All rights reserved.
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4 *
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5 * Redistribution and use in source and binary forms, with or without
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6 * modification, are permitted provided that the following conditions
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7 * are met:
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8 * 1. Redistributions of source code must retain the above copyright
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9 * notice, this list of conditions and the following disclaimer.
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10 * 2. Redistributions in binary form must reproduce the above copyright
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11 * notice, this list of conditions and the following disclaimer in the
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12 * documentation and/or other materials provided with the distribution.
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13 * 3. The name of the author may not be used to endorse or promote products
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14 * derived from this software without specific prior written permission.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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26 */
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27
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28 #include"SDL.h"
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29 #include"event.h"
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30 #include<vector>
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31 #include<list>
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32 #include<algorithm>
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33 #include<iostream>
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34 #include<sys/stat.h>
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35
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36 using namespace std;
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37
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38 extern bool save_req = false, load_req = false, grpdump_req = false; // scn2k/scn2k_impl.cc: キーボードからセーブ・ロードできるように
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39 extern bool pressAreq=false,pressFreq=false,pressDreq=false;
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40 namespace Event {
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41 /* Impl: struct Event::Video */
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42
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43 Video::Video(Container& container) : region(0, 0, 0, 0), z(0), parent(container) {
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44 activated = false;
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45 parent.Add(this);
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46 }
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47 Video::Video(Container& container, const Rect& init_rect) : region(init_rect), z(0), parent(container) {
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48 activated = false;
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49 parent.Add(this);
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50 }
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51 Video::Video(Container& container, const Rect& init_rect, int _z) : region(init_rect), z(_z), parent(container) {
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52 activated = false;
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53 parent.Add(this);
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54 }
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55 Video::~Video() {
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56 parent.Delete(this);
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57 };
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58 void Video::SetRegion(const Rect& new_rect) {
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59 region = new_rect;
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60 }
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61 void Video::SetZ(int new_z) {
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62 z = new_z;
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63 }
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64 void Video::activate(void) {
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65 activated = true;
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66 }
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67 void Video::deactivate(void) {
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68 activated = false;
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69 }
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70 inline int Video::point_in(int x, int y) {
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71 if (!activated) return -1;
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72 if (region.point_in(x,y)) return z;
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73 else return -1;
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74 }
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75
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76 /* カーソルの動く順序：上、左の順に準位付け */
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77 bool operator <(const Video& pos1, const Video& pos2) {
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78 if (pos1.region.ty < pos2.region.ty) return true;
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79 if (pos1.region.ty == pos2.region.ty) return pos1.region.lx < pos2.region.lx;
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80 if (pos1.region.by >= pos2.region.by) return pos1.region.lx <= pos2.region.lx;
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81 return false;
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82 }
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83
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84
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85 /* Impl: struct Event::Time */
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86 Time::Time(Container& container) : wakeup_time(container.current_time), parent(container) {
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87 parent.Add(this);
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88 }
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89 Time::~Time() {
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90 parent.Delete(this);
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91 }
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92 /* Define: struct Event::ContainerImpl */
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93
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94 struct ContainerImplTime_Item {
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95 Time* instance;
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96 bool valid;
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97 bool operator ==(Time* const& to) const {
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98 return to == instance;
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99 }
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100 ContainerImplTime_Item(Time* _time) :
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101 instance(_time), valid(true) {
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102 }
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103 };
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104
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105 class ContainerImplTime : private vector<ContainerImplTime_Item> {
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106 public:
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107 ContainerImplTime(void);
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108 bool Exec(unsigned int current_time);
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109 void Add(Time* new_event);
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110 void Delete(Time* delete_event);
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111 private:
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112 static vector<ContainerImplTime_Item> new_item;
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113 unsigned int prev_execed_time;
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114 static bool is_invalid(const_reference value) {
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115 return !value.valid;
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116 }
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117 };
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118
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119 vector<ContainerImplTime_Item> ContainerImplTime::new_item;
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120
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121 ContainerImplTime::ContainerImplTime(void) {
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122 prev_execed_time = 0;
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123 }
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124 void ContainerImplTime::Add(Time* event) {
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125 ContainerImplTime_Item item(event);
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126 new_item.push_back(item);
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127 }
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128 void ContainerImplTime::Delete(Time* delete_event) {
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129 iterator it = find(begin(), end(), delete_event);
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130 if (it != end()) {
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131 it->valid = false;
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132 it->instance = 0;
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133 return;
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134 }
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135 it = find(new_item.begin(), new_item.end(), delete_event);
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136 if (it != end()) {
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137 it->valid = false;
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138 it->instance = 0;
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139 return;
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140 }
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141 return;
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142 }
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143 bool ContainerImplTime::Exec(unsigned int current_time) {
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144 if (current_time == Time::NEVER_WAKE) return true;
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145 // 呼び出しまでに作製されたitemを追加
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146 insert(end(), new_item.begin(), new_item.end());
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147 new_item.clear();
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148 if (empty()) return true;
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149 if (current_time == Time::FRAME_UPDATE) { // ビデオフレームの更新時
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150 for (iterator it = begin(); it != end(); it++) {
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151 if (! it->valid) continue;
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152
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153 unsigned tm = it->instance->Wakeup();
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154 if (tm == Time::FRAME_UPDATE) {
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155 it->instance->Elapsed(prev_execed_time);
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156 }
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157 }
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158 } else { // 時間変化時
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159 if (current_time < prev_execed_time) prev_execed_time = 0; /* 時間が一回りして０に戻ったとき */
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160 for (iterator it = begin(); it != end(); it++) {
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161 if (! it->valid) continue;
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162 unsigned tm = it->instance->Wakeup();
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163 if (tm >= prev_execed_time && tm < current_time) {
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164 it->instance->Elapsed(current_time);
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165 }
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166 }
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167 prev_execed_time = current_time;
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168 }
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169 // 処理中に削除された item を実際に削除
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170 erase(remove_if(begin(), end(), is_invalid), end());
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171 return true;
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172 }
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173
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174
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175 class ContainerImplVideo : private vector<Video*> {
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176 public:
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177 bool Exec(void);
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178
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179 ContainerImplVideo(void);
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180 ~ContainerImplVideo();
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181 void Add(Video* item);
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182 void Delete(Video* item);
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183 void RegisterGlobalMotionFunc(Container::motionfunc, void* pointer);
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184 void DeleteGlobalMotionFunc(Container::motionfunc, void* pointer);
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185 void RegisterGlobalPressFunc(Container::motionfunc, void* pointer);
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186 void DeleteGlobalPressFunc(Container::motionfunc, void* pointer);
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187 private:
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188 struct Motionfunc {
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189 Container::motionfunc func;
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190 void* pointer;
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191 bool operator ==(const Motionfunc& m) const { return func == m.func && pointer == m.pointer;}
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192 };
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193 list<Motionfunc> motion_vec;
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194 list<Motionfunc> press_vec;
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195 typedef list<Motionfunc>::iterator MotionIterator;
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196 bool is_sorted;
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197 public:
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198 int button_pressed;
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199 int button_released;
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200 int mouse_x, mouse_y;
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201 int new_mouse_x, new_mouse_y;
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202 private:
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203 void SetChanged(void);
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204 static bool SortLess(const Video* pos1, const Video* pos2) {
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205 return pos1 < pos2;
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206 }
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207 void Sort(void);
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208 void Motion(int x, int y); // mouse motion
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209 void Press(void);
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210 void TakeScreenshot(void);
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211 iterator cur_pos;
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212 Video* cur_item; // 現在のフォーカス位置
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213 int cur_pressed_x, cur_pressed_y;
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214 };
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215
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216 void ContainerImplVideo::SetChanged(void) {
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217 if (is_sorted) {
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218 if (cur_item) {
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219 cur_pos = find(begin(), end(), cur_item);
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220 if (cur_pos == end()) cur_item = 0;
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221 }
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222 is_sorted = false;
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223 }
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224 }
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225
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226 void ContainerImplVideo::Sort(void) {
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227 sort(begin(), end(), SortLess);
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228 if (cur_item) {
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229 cur_pos = lower_bound(begin(), end(), cur_item, SortLess);
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230 } else {
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231 cur_pos = end();
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232 }
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233 is_sorted = true;
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234 }
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235
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236 ContainerImplVideo::ContainerImplVideo(void) {
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237 is_sorted = false;
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238 button_pressed = 0;
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239 button_released = 0;
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240 cur_item = 0;
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241 mouse_x = 0; mouse_y = 0;
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242 new_mouse_x = 0; new_mouse_y = 0;
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243 }
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244 ContainerImplVideo::~ContainerImplVideo(void) {
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245 };
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246 void ContainerImplVideo::Add(Video* event) {
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247 push_back(event);
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248 SetChanged();
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249 }
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250 void ContainerImplVideo::Delete(Video* delete_event) {
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251 iterator it = find(begin(), end(), delete_event);
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252 if (it != end()) {
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253 erase(it);
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254 SetChanged();
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255 } else {
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256 fprintf(stderr,"\nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n");
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257 fprintf(stderr,"X ContainerImplVideo: Cannot delete node %x\n",delete_event);
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258 fprintf(stderr,"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX\n\n");
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259 fprintf(stderr,"vector from:\n");
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260 for(it=begin(); it!=end(); it++) {
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261 fprintf(stderr,"%x, ",*it);
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262 }
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263 fprintf(stderr,"\n");
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264 }
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265 if (delete_event == cur_item) {
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266 cur_pos = end();
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267 cur_item = 0;
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268 Motion(mouse_x, mouse_y);
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269 }
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270 return;
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271 }
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272 void ContainerImplVideo::RegisterGlobalMotionFunc(Container::motionfunc func, void* pointer) {
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273 Motionfunc f;
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274 f.func = func;
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275 f.pointer = pointer;
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276 if (find(motion_vec.begin(), motion_vec.end(), f) == motion_vec.end()) {
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277 motion_vec.push_back(f);
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278 }
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279 }
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280 void ContainerImplVideo::DeleteGlobalMotionFunc(Container::motionfunc func, void* pointer) {
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281 Motionfunc f;
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282 f.func = func;
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283 f.pointer = pointer;
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284 list<Motionfunc>::iterator it = find(motion_vec.begin(), motion_vec.end(), f);
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285 if (it != motion_vec.end())
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286 motion_vec.erase(it);
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287 return;
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288 }
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289 void ContainerImplVideo::RegisterGlobalPressFunc(Container::motionfunc func, void* pointer) {
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290 Motionfunc f;
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291 f.func = func;
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292 f.pointer = pointer;
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293 if (find(press_vec.begin(), press_vec.end(), f) == press_vec.end()) {
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294 press_vec.push_back(f);
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295 }
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296 }
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297 void ContainerImplVideo::DeleteGlobalPressFunc(Container::motionfunc func, void* pointer) {
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298 Motionfunc f;
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299 f.func = func;
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300 f.pointer = pointer;
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301 list<Motionfunc>::iterator it = find(press_vec.begin(), press_vec.end(), f);
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302 if (it != press_vec.end())
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303 press_vec.erase(it);
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304 return;
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305 }
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306 void ContainerImplVideo::Motion(int x, int y) {
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307 mouse_x = x; mouse_y = y;
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308 MotionIterator mit;
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309 for (mit=motion_vec.begin(); mit != motion_vec.end();) {
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310 MotionIterator mit_next = mit;
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311 mit_next++;
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312 if (!(*mit->func)(x, y, mit->pointer)) motion_vec.erase(mit);
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313 mit = mit_next;
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314
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315 }
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316
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317 /* @@@ ドラッグ処理とマウスを押す処理のバッティングで「二回ボタンを押さないと云々」関連のバグの可能性あり */
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318 if (button_pressed & (1<<MOUSE_LEFT)) {
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319 if (cur_item) cur_item->Drag(cur_pressed_x, cur_pressed_y, x, y);
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320 return;
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321 }
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322 if (cur_item) cur_item->Motion(x,y);
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323 int z = -1; iterator z_it;
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324 iterator it;
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325 for (it = begin(); it != end(); it++) {
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326 int new_z = (*it)->point_in(x, y);
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327 if (z < new_z) {
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328 z = new_z;
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329 z_it = it;
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330 }
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331 }
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332 if (z != -1) {
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333 if (cur_item == *z_it) return;
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334 if (cur_item) cur_item->Out();
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335 cur_pos = z_it;
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336 cur_item = *z_it;
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337 cur_item->In();
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338 return;
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339 } else {
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340 if (cur_item) cur_item->Out();
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341 cur_pos = end();
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342 cur_item = 0;
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343 }
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344 return;
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345 }
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346
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347 void ContainerImplVideo::Press(void) {
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348 if (cur_item) {
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349 cur_pressed_x = mouse_x;
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350 cur_pressed_y = mouse_y;
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351 cur_item->Press();
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352 return;
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353 }
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354 MotionIterator mit;
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355 for (mit=press_vec.begin(); mit != press_vec.end(); ) {
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356 MotionIterator mit_next = mit;
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357 mit_next++;
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358 if (!(*mit->func)(mouse_x, mouse_y, mit->pointer)) {
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359 press_vec.erase(mit);
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360 }
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361 mit = mit_next;
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362 }
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363 }
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364 void ContainerImplVideo::TakeScreenshot(void) {
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365 int n=0;
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366 char filename[1024];
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367 struct stat buffer;
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368 for(n=0; n<9999; n++) {
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369 // XXX: put screenshots in a seperate dir?
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370 sprintf(filename, "xclannad_%04i.bmp", n);
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371 if(stat(filename, &buffer) == -1) break;
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372 }
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373 SDL_SaveBMP(SDL_GetVideoSurface(), filename);
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374 }
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375 bool ContainerImplVideo::Exec(void) {
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376
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377 bool is_mouse_motion = false;
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378 int motion_x = 0, motion_y = 0;
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379 SDL_Event event;
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380 SDL_PumpEvents();
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381 while(SDL_PeepEvents(&event, 1, SDL_GETEVENT, SDL_ALLEVENTS) == 1) {
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382 switch(event.type) {
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383 case SDL_QUIT: return false; // @@@ なにかやらないと
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384 case SDL_ACTIVEEVENT: // なにもしない
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385 // cout<<"active : gain "<<int(event.active.gain)<<", state "<<int(event.active.state)<<endl;
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386 break;
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387 case SDL_KEYDOWN:
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388 if (!is_sorted) Sort();
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389 switch(event.key.keysym.sym) {
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390 case SDLK_F12:
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391 case SDLK_PRINT:
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392 case SDLK_p: // for Zaurus
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393 TakeScreenshot();
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394 break;
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395 // Some window managers (eg enlightenment) use Alt-Enter for
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396 // themselves, F11 is a good alternative
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397 case SDLK_F11:
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398 SDL_WM_ToggleFullScreen(SDL_GetVideoSurface());
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399 break;
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400 case SDLK_RETURN:
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401 if (SDL_GetModState() & KMOD_ALT) {
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402 SDL_WM_ToggleFullScreen(SDL_GetVideoSurface());
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403 break;
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404 }
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405 case SDLK_SPACE:
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406 Press();
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407 break;
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408 case SDLK_TAB: // move to next widget
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409 if (cur_pos != end()) cur_pos++;
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410 if (cur_pos == end()) cur_pos = begin();
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411 if (cur_pos != end()) {
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412 cur_item = *cur_pos;
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413 cur_item->In();
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414 } else {
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415 cur_item = 0;
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416 }
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417 break;
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418 case SDLK_LEFT: if (cur_pos != end()) (*cur_pos)->KeyLeft(); break;
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419 case SDLK_RIGHT:if (cur_pos != end()) (*cur_pos)->KeyRight(); break;
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420 case SDLK_LSHIFT: case SDLK_RSHIFT: button_pressed |= (1<<KEY_SHIFT); break;
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421 case SDLK_ESCAPE: button_pressed |= (1<<MOUSE_RIGHT); break; /* for Zaurus */
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422 case SDLK_s: save_req = true; break;
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423 case SDLK_l: load_req = true; break;
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424 case SDLK_g: grpdump_req = true; break;
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425 case SDLK_a: pressAreq = true; break;
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426 case SDLK_d: pressDreq = true; break;
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427 case SDLK_f: pressFreq = true; break;
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428 }
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429 break;
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430 case SDL_KEYUP:
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431 // cout << "keyup which "<<int(event.key.which)<<", sym "<<int(event.key.keysym.sym)<<endl;
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432 switch(event.key.keysym.sym) {
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433 case SDLK_RETURN: case SDLK_SPACE:
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434 if (cur_item) cur_item->Release();
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435 case SDLK_LSHIFT: case SDLK_RSHIFT: button_pressed &= ~(1<<KEY_SHIFT); button_released |= 1<<KEY_SHIFT; break;
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436 case SDLK_ESCAPE: button_pressed &= ~(1<<MOUSE_RIGHT); button_released |= 1<<MOUSE_RIGHT; break; /* for Zaurus */
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437 }
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438 break;
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439 case SDL_MOUSEMOTION:
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440 motion_x = event.motion.x;
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441 motion_y = event.motion.y;
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442 is_mouse_motion = true;
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443 // Motion(event.motion.x, event.motion.y);
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444 // cout<< "motion which "<<int(event.motion.which)<<
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445 // "x "<<event.motion.x << "y "<<event.motion.y<<endl;
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446 break;
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|
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447 case SDL_MOUSEBUTTONUP:
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|
|
448 if (event.button.button == 1) {
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|
|
449 Motion(event.button.x, event.button.y);
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|
|
450 is_mouse_motion = false;
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|
|
451 if (cur_item) cur_item->Release();
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|
|
452 }
|
|
|
453 switch(event.button.button) {
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|
|
454 case 1: button_pressed &= ~(1<<MOUSE_LEFT); button_released |= 1<<MOUSE_LEFT; break;
|
|
|
455 case 2: button_pressed &= ~(1<<MOUSE_MIDDLE); button_released |= 1<<MOUSE_MIDDLE; break;
|
|
|
456 case 3: button_pressed &= ~(1<<MOUSE_RIGHT); button_released |= 1<<MOUSE_RIGHT; break;
|
|
|
457 case 4: button_pressed &= ~(1<<MOUSE_UP); button_released |= 1<<MOUSE_UP; break;
|
|
|
458 case 5: button_pressed &= ~(1<<MOUSE_DOWN); button_released |= 1<<MOUSE_DOWN; break;
|
|
|
459 }
|
|
|
460 break;
|
|
|
461 case SDL_MOUSEBUTTONDOWN:
|
|
|
462 if (event.button.button == 1) {
|
|
|
463 Motion(event.button.x, event.button.y);
|
|
|
464 is_mouse_motion = false;
|
|
|
465 Press();
|
|
|
466 }
|
|
|
467 switch(event.button.button) {
|
|
|
468 case 1: button_pressed |= (1<<MOUSE_LEFT); break;
|
|
|
469 case 2: button_pressed |= (1<<MOUSE_MIDDLE); break;
|
|
|
470 case 3: button_pressed |= (1<<MOUSE_RIGHT); break;
|
|
|
471 case 4: button_pressed |= (1<<MOUSE_UP); break;
|
|
|
472 case 5: button_pressed |= (1<<MOUSE_DOWN); break;
|
|
|
473 }
|
|
|
474 // cout << "mouse which "<<int(event.button.which)<<"button "<<int(event.button.button)<<
|
|
|
475 // "state "<<int(event.button.state)<<"x "<<event.button.x << "y "<<event.button.y<<endl;
|
|
|
476 break;
|
|
|
477 case SDL_VIDEOEXPOSE: // redraw の必要がある？
|
|
|
478 // cout<<"expose."<<endl;
|
|
|
479 break;
|
|
|
480 }
|
|
|
481 }
|
|
|
482 // Motion 呼び出しは一回だけ
|
|
|
483 if (is_mouse_motion)
|
|
|
484 Motion(motion_x, motion_y);
|
|
|
485 return true;
|
|
|
486 };
|
|
|
487 /* Impl: struct Event::Container */
|
|
|
488 Container::Container(void) {
|
|
|
489 pimpl_video = new ContainerImplVideo;
|
|
|
490 try {
|
|
|
491 pimpl_time = new ContainerImplTime;
|
|
|
492 } catch(...) {
|
|
|
493 delete pimpl_video;
|
|
|
494 throw;
|
|
|
495 }
|
|
|
496 button_pressed = 0;
|
|
|
497 current_time = 0;
|
|
|
498 int i; for (i=0; i<BUTTON_MAX; i++) button_presscount[i] = 0;
|
|
|
499 return;
|
|
|
500 }
|
|
|
501 Container::~Container(void) {
|
|
|
502 delete pimpl_video;
|
|
|
503 delete pimpl_time;
|
|
|
504 }
|
|
|
505 void Container::Add(Video* item) {
|
|
|
506 pimpl_video->Add(item);
|
|
|
507 }
|
|
|
508 void Container::Delete(Video* item) {
|
|
|
509 pimpl_video->Delete(item);
|
|
|
510 }
|
|
|
511 void Container::Add(Time* item) {
|
|
|
512 pimpl_time->Add(item);
|
|
|
513 }
|
|
|
514 void Container::Delete(Time* item) {
|
|
|
515 pimpl_time->Delete(item);
|
|
|
516 }
|
|
|
517 void Container::RegisterGlobalMotionFunc(Container::motionfunc f, void* pointer) {
|
|
|
518 pimpl_video->RegisterGlobalMotionFunc(f, pointer);
|
|
|
519 }
|
|
|
520 void Container::DeleteGlobalMotionFunc(Container::motionfunc f, void* pointer) {
|
|
|
521 pimpl_video->DeleteGlobalMotionFunc(f, pointer);
|
|
|
522 }
|
|
|
523 void Container::RegisterGlobalPressFunc(Container::motionfunc f, void* pointer) {
|
|
|
524 pimpl_video->RegisterGlobalPressFunc(f, pointer);
|
|
|
525 }
|
|
|
526 void Container::DeleteGlobalPressFunc(Container::motionfunc f, void* pointer) {
|
|
|
527 pimpl_video->DeleteGlobalPressFunc(f, pointer);
|
|
|
528 }
|
|
|
529 bool Container::Exec(unsigned int time) {
|
|
|
530 current_time = time;
|
|
|
531 bool ret = true;
|
|
|
532 ret = ret && pimpl_video->Exec();
|
|
|
533 ret = ret && pimpl_time->Exec(time);
|
|
|
534 int i; int mask = 1;
|
|
|
535 int new_button_pressed = pimpl_video->button_pressed;
|
|
|
536 for (i=0; i<BUTTON_MAX; i++) {
|
|
|
537 if (pimpl_video->button_released&mask) {
|
|
|
538 button_presscount[i]++;
|
|
|
539 }
|
|
|
540 mask <<= 1;
|
|
|
541 }
|
|
|
542 pimpl_video->button_released = 0;
|
|
|
543 button_pressed = pimpl_video->button_pressed;
|
|
|
544 return ret;
|
|
|
545 }
|
|
|
546
|
|
|
547 void Container::MousePos(int& x, int& y) {
|
|
|
548 x = pimpl_video->mouse_x;
|
|
|
549 y = pimpl_video->mouse_y;
|
|
|
550 }
|
|
|
551
|
|
|
552 bool Container::pressed(int mask) {
|
|
|
553 if (mask < 0 || mask >= BUTTON_MAX) return 0;
|
|
|
554 return (button_pressed & (1<<mask)) != 0;
|
|
|
555 }
|
|
|
556 bool Container::presscount(int mask) {
|
|
|
557 if (mask < 0 || mask >= BUTTON_MAX) return 0;
|
|
|
558 int count = button_presscount[mask];
|
|
|
559 button_presscount[mask] = 0;
|
|
|
560 return count;
|
|
|
561 }
|
|
|
562
|
|
|
563 }; /* end of namespace Container */
|
|
|
564
|
|
|
565 // 問題：
|
|
|
566 // z 軸と xy 軸の相互干渉；高速化
|
|
|
567 // 移動するウィジット描画の高速化
|
|
|
568 // キャッシュ
|
|
|
569 // 文字列の一部のみ更新の高速化
|
|
|
570 // 「階層 z で x なる領域無効化、y なる領域生成」で良い？＞Expose
|
