92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
#include "functions.h"
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#include "../lua_hook.h"
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#include <windows.h>
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#include <string>
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// Add_Tutorial_Text(key, text [, duration [, r, g, b, a]])
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// duration defaults to -1 (perpetual). r/g/b/a default to 1.0 (white, opaque).
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// The color pointer must be non-null: the game copies 16 bytes from it unconditionally
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// before its own null check, so we always pass a valid buffer.
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static int L_Add_Tutorial_Text(lua_State* L)
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{
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if (pfn_debug_print) pfn_debug_print("[FoCAPI] Add_Tutorial_Text: entered\n");
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const char* key = pfn_tostring(L, 1);
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const char* text = pfn_tostring(L, 2);
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if (pfn_debug_print) {
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char msg[512];
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wsprintfA(msg, "[FoCAPI] Add_Tutorial_Text: key = \"%s\", text = \"%s\"\n",
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key ? key : "(null)", text ? text : "(null)");
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pfn_debug_print(msg);
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}
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if (!key || !text)
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return 0;
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float duration = -1.0f;
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float color[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
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if (pfn_tonumber)
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{
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double arg3 = pfn_tonumber(L, 3);
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if (arg3 != 0.0) duration = (float)arg3;
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double r = pfn_tonumber(L, 4);
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double g = pfn_tonumber(L, 5);
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double b = pfn_tonumber(L, 6);
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double a = pfn_tonumber(L, 7);
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if (r != 0.0 || g != 0.0 || b != 0.0 || a != 0.0)
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{
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color[0] = (float)r;
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color[1] = (float)g;
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color[2] = (float)b;
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color[3] = (float)a;
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}
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}
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if (pfn_debug_print) {
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char msg[128];
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wsprintfA(msg, "[FoCAPI] Add_Tutorial_Text: duration = %d, color = [%d,%d,%d,%d]\n",
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(int)(duration * 1000), (int)(color[0] * 255), (int)(color[1] * 255),
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(int)(color[2] * 255), (int)(color[3] * 255));
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pfn_debug_print(msg);
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}
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int wlen = MultiByteToWideChar(CP_ACP, 0, text, -1, nullptr, 0);
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std::wstring wtext(wlen - 1, L'\0');
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MultiByteToWideChar(CP_ACP, 0, text, -1, &wtext[0], wlen);
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if (pfn_debug_print) {
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char msg[128];
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wsprintfA(msg, "[FoCAPI] Add_Tutorial_Text: wlen = %d, calling pfn_add_tutorial_text(%p, ...)\n",
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wlen, g_command_bar);
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pfn_debug_print(msg);
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}
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pfn_add_tutorial_text(g_command_bar, &wtext, (char*)key, duration, 0, false, color);
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if (pfn_debug_print) pfn_debug_print("[FoCAPI] Add_Tutorial_Text: returned OK\n");
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return 0;
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}
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// Remove_Tutorial_Text(key)
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static int L_Remove_Tutorial_Text(lua_State* L)
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{
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const char* key = pfn_tostring(L, 1);
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if (!key)
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return 0;
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pfn_remove_tutorial_text(g_command_bar, (char*)key);
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return 0;
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}
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void Register_ScreenText(lua_State* L)
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{
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if (!pfn_add_tutorial_text || !pfn_remove_tutorial_text || !g_command_bar)
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return;
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register_global(L, "Add_Tutorial_Text", L_Add_Tutorial_Text);
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register_global(L, "Remove_Tutorial_Text", L_Remove_Tutorial_Text);
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}
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