--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/GUI/UI/Spellbook.cpp	Tue May 12 11:07:32 2015 +0200
@@ -0,0 +1,321 @@
+#include "Engine/Engine.h"
+#include "Engine/Party.h"
+#include "Engine/LOD.h"
+#include "Engine/Timer.h"
+#include "Engine/texts.h"
+#include "Engine/Graphics/Render.h"
+#include "Engine/Graphics/Viewport.h"
+
+#include "IO/Mouse.h"
+
+#include "GUI/UI/Spellbook.h"
+#include "GUI/GUIFont.h"
+
+#include "Media/Audio/AudioPlayer.h"
+
+
+
+void InitializeSpellBookTextures();
+void OnCloseSpellBookPage();
+void OnCloseSpellBook();
+void LoadSpellbook(unsigned int spell_school);
+void BookUI_Spellbook_DrawCurrentSchoolBackground();
+
+
+std::array<char *, 9> spellbook_texture_filename_suffices = {{"f", "a", "w", "e", "s", "m", "b", "l", "d"}};
+
+std::array<std::array<unsigned char, 12>, 9> pSpellbookSpellIndices = // 4E2430    from pSpellbookSpellIndices[9][12]
+{
+    {  //0   1   2   3  4    5   6  7    8  9   10  11
+        { 0, 3, 1, 8, 11, 7, 4, 10, 6, 2, 5, 9 },
+        { 0, 11, 2, 9, 6, 8, 5, 10, 3, 7, 1, 4 },
+        { 0, 4, 8, 9, 1, 10, 3, 11, 7, 6, 2, 5 },
+        { 0, 7, 10, 8, 2, 11, 1, 5, 3, 6, 4, 9 },
+        { 0, 5, 10, 11, 7, 2, 8, 1, 4, 9, 3, 6 },
+        { 0, 5, 9, 8, 3, 7, 6, 4, 1, 11, 2, 10 },
+        { 0, 1, 6, 9, 3, 5, 8, 11, 7, 10, 4, 2 },
+        { 0, 1, 10, 11, 9, 4, 3, 6, 5, 7, 8, 2 },
+        { 0, 9, 3, 7, 1, 5, 2, 10, 11, 8, 6, 4 }
+    }
+};
+
+
+
+
+GUIWindow_Spellbook::GUIWindow_Spellbook() :
+    GUIWindow(0, 0, window->GetWidth(), window->GetHeight(), 0, nullptr)
+{
+// ------------------------------------
+// 004304E7 void Game_EventLoop -- part
+    current_screen_type = SCREEN_SPELL_BOOK;
+    pEventTimer->Pause();
+
+    InitializeSpellBookTextures();
+    OpenSpellbook();
+
+// ------------------------------------
+// 004304E7 void Game_EventLoop -- part
+    pAudioPlayer->PlaySound(SOUND_48, 0, 0, -1, 0, 0, 0, 0);
+    viewparams->field_48 = 1;
+}
+
+
+void GUIWindow_Spellbook::OpenSpellbookPage(int page)
+{
+// ------------------------------------
+// 004304E7 void Game_EventLoop -- part
+
+    OnCloseSpellBookPage();
+    pPlayers[uActiveCharacter]->lastOpenedSpellbookPage = page;
+    OpenSpellbook();
+    pAudioPlayer->PlaySound((SoundID)(SOUND_TurnPageU + rand() % 2), 0, 0, -1, 0, 0, 0, 0);
+}
+
+//----- (00411621) --------------------------------------------------------
+void GUIWindow_Spellbook::OpenSpellbook()
+{
+    Player *pPlayer; // edi@1
+    //GUIWindow *pWindow; // esi@1
+    //unsigned int v3; // ebp@1
+    int v4; // eax@3
+    ///GUIButton *result; // eax@25
+    int a2; // [sp+10h] [bp-8h]@1
+    //int v7; // [sp+14h] [bp-4h]@1
+
+    pPlayer = pPlayers[uActiveCharacter];
+    //pWindow = this;
+    LoadSpellbook(pPlayer->lastOpenedSpellbookPage);
+    //v3 = 0;
+    a2 = 0;
+
+    PlayerSpellbookChapter* chapter = &pPlayer->spellbook.pChapters[pPlayer->lastOpenedSpellbookPage];
+    for (uint i = 0; i < 11; ++i)
+    {
+        if (!chapter->bIsSpellAvailable[i])
+            continue;
+        v4 = pPlayer->lastOpenedSpellbookPage;
+        //v4 = (12 * pPlayer->lastOpenedSpellbookPage + pSpellbookSpellIndices[pPlayer->lastOpenedSpellbookPage][i + 1]);
+        CreateButton(pViewport->uViewportTL_X + pIconPos[v4][pSpellbookSpellIndices[v4][i + 1]].Xpos,
+            pViewport->uViewportTL_Y + pIconPos[v4][pSpellbookSpellIndices[v4][i + 1]].Ypos,  //dword_4E20D0
+            SBPageSSpellsTextureList[i + 1]->uTextureWidth,
+            SBPageSSpellsTextureList[i + 1]->uTextureHeight,
+            1, 79, UIMSG_SelectSpell, i, 0, "", 0);
+        ++a2;
+        //++v3;
+    }
+    //while ( (signed int)v3 < 11 );
+
+    CreateButton(0, 0, 0, 0, 1, 0, UIMSG_SpellBook_PressTab, 0, '\t', "", 0);
+    if (a2)
+        _41D08F_set_keyboard_control_group(a2, 0, 0, 0);
+
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_FIRE])   CreateButton(399, 10, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 0, 0, aSpellSchoolNames[0], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_AIR])    CreateButton(399, 46, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 1, 0, aSpellSchoolNames[1], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_WATER])  CreateButton(399, 83, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 2, 0, aSpellSchoolNames[2], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_EARTH])  CreateButton(399, 121, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 3, 0, aSpellSchoolNames[3], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_SPIRIT]) CreateButton(399, 158, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 4, 0, aSpellSchoolNames[4], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_MIND])   CreateButton(400, 196, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 5, 0, aSpellSchoolNames[5], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_BODY])   CreateButton(400, 234, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 6, 0, aSpellSchoolNames[6], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_LIGHT])  CreateButton(400, 271, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 7, 0, aSpellSchoolNames[7], 0);
+    if (pPlayer->pActiveSkills[PLAYER_SKILL_DARK])   CreateButton(400, 307, 50, 36, 1, 0, UIMSG_OpenSpellbookPage, 8, 0, aSpellSchoolNames[8], 0);
+
+    CreateButton(476, 450, pSBClickQuickSpellBtnTextr->uTextureWidth, pSBClickQuickSpellBtnTextr->uTextureHeight, 1, 78, UIMSG_ClickInstallRemoveQuickSpellBtn, 0, 0, "", 0);
+    pBtn_InstallRemoveSpell = CreateButton(476, 450, 48, 32, 1, 78, UIMSG_ClickInstallRemoveQuickSpellBtn, 0, 0, "", pSBClickQuickSpellBtnTextr, 0);
+    CreateButton(561, 450, pSpellBookClickCloseBtnTextr->uTextureWidth, pSpellBookClickCloseBtnTextr->uTextureHeight, 1, 0, UIMSG_Escape, 0, 0, pGlobalTXT_LocalizationStrings[79], 0);
+    pBtn_CloseBook = CreateButton(561, 450, 48, 32, 1, 0, UIMSG_Escape, 0, 0, pGlobalTXT_LocalizationStrings[79], pSpellBookClickCloseBtnTextr, 0);
+}
+
+void GUIWindow_Spellbook::Update()
+{
+// -----------------------------------
+// 004156F0 GUI_UpdateWindows --- part
+// {
+//     DrawSpellBookContent(pPlayers[uActiveCharacter]);
+// }
+//
+// --------------------------------------------------
+// 00412B58 void DrawSpellBookContent(Player *player)
+    auto player = pPlayers[uActiveCharacter];
+
+    Texture *PendingTexture; // edi@1
+    Texture *pTexture; // edx@5
+    int v10; // eax@13
+    unsigned int pX_coord; // esi@18
+    unsigned int pY_coord; // edi@18
+    Texture *pPageTexture; // eax@21
+    //  signed int v22; // [sp-4h] [bp-24h]@22
+    POINT a2; // [sp+18h] [bp-8h]@13
+
+    static unsigned int texture_tab_coord1[9][2] =
+    { { 406, 9 }, { 406, 46 }, { 406, 84 }, { 406, 121 }, { 407, 158 }, { 405, 196 }, { 405, 234 }, { 405, 272 }, { 405, 309 } };
+
+    static unsigned int texture_tab_coord0[9][2] =
+    { { 415, 10 }, { 415, 46 }, { 415, 83 }, { 415, 121 }, { 415, 158 }, { 416, 196 }, { 416, 234 }, { 416, 271 }, { 416, 307 } };
+
+    BookUI_Spellbook_DrawCurrentSchoolBackground();
+
+    PendingTexture = pIcons_LOD->GetTexture(pIcons_LOD->FindTextureByName("Pending"));
+    pRenderer->ClearZBuffer(0, 479);
+    if ((11 * player->lastOpenedSpellbookPage) || ((11 * player->lastOpenedSpellbookPage) + 11))//??? maybe structure need fix
+    {
+        for (uint i = 1; i <= 11; ++i)
+        {
+            if (player->_achieved_awards_bits[(11 * player->lastOpenedSpellbookPage) + i + 63])
+            {
+                if (SBPageSSpellsTextureList[i] != PendingTexture)
+                {
+                    if (quick_spell_at_page == i)
+                        pTexture = SBPageCSpellsTextureList[i];
+                    else
+                        pTexture = SBPageSSpellsTextureList[i];
+                    if (pTexture->pLevelOfDetail0_prolly_alpha_mask)
+                    {
+                        pX_coord = pViewport->uViewportTL_X + pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][i]].Xpos;
+                        pY_coord = pViewport->uViewportTL_Y + pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][i]].Ypos;
+                        if (pTexture->pBits & 0x200)
+                            pRenderer->DrawTextureIndexedAlpha(pX_coord, pY_coord, pTexture);
+                        else
+                            pRenderer->DrawTextureIndexed(pX_coord, pY_coord, pTexture);
+                        pRenderer->DrawMaskToZBuffer(pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][i]].Xpos,
+                            pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][i]].Ypos, pTexture, i);
+                    }
+                }
+            }
+        }
+    }
+
+    pMouse->GetCursorPos(&a2);
+    v10 = pRenderer->pActiveZBuffer[a2.x + pSRZBufferLineOffsets[a2.y]] & 0xFFFF;
+    if (v10)
+    {
+        if (SBPageCSpellsTextureList[v10]->pLevelOfDetail0_prolly_alpha_mask)
+        {
+            pX_coord = pViewport->uViewportTL_X + pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][v10]].Xpos;
+            pY_coord = pViewport->uViewportTL_Y + pIconPos[player->lastOpenedSpellbookPage][pSpellbookSpellIndices[player->lastOpenedSpellbookPage][v10]].Ypos;
+            if (SBPageCSpellsTextureList[v10]->pBits & 0x200)
+                pRenderer->DrawTextureIndexedAlpha(pX_coord, pY_coord, SBPageCSpellsTextureList[v10]);
+            else
+                pRenderer->DrawTextureIndexed(pX_coord, pY_coord, SBPageCSpellsTextureList[v10]);
+        }
+    }
+    //pX_coord = (unsigned int)&player->pActiveSkills[PLAYER_SKILL_FIRE];
+    //pY_coord = (unsigned int)&player->pActiveSkills[PLAYER_SKILL_FIRE];
+    for (uint i = 0; i < 9; i++)
+    {
+        if (player->pActiveSkills[PLAYER_SKILL_FIRE + i])
+        {
+            if (player->lastOpenedSpellbookPage == i)
+            {
+                pPageTexture = pTextures_tabs[i][1];
+                pX_coord = texture_tab_coord1[i][0];
+                pY_coord = texture_tab_coord1[i][1];
+            }
+            else
+            {
+                pPageTexture = pTextures_tabs[i][0];
+                pX_coord = texture_tab_coord0[i][0];
+                pY_coord = texture_tab_coord0[i][1];
+            }
+            pRenderer->DrawTextureIndexedAlpha(pX_coord, pY_coord, pPageTexture);
+        }
+    }
+}
+
+
+void GUIWindow_Spellbook::Release()
+{
+// -----------------------------------------
+// 0041C26A void GUIWindow::Release --- part
+    OnCloseSpellBookPage();
+    OnCloseSpellBook();
+
+    GUIWindow::Release();
+}
+
+
+//----- (00411300) --------------------------------------------------------
+void LoadSpellbook(unsigned int spell_school)
+{
+  char pContainer[20]; // [sp+Ch] [bp-1Ch]@7
+
+  byte_506550 = 0;
+  if ( pPlayers[uActiveCharacter]->uQuickSpell && (unsigned __int8)pPlayers[uActiveCharacter]->uQuickSpell / 11 == spell_school )
+    quick_spell_at_page = (unsigned __int8)pPlayers[uActiveCharacter]->uQuickSpell - 11 * spell_school;
+  else
+    quick_spell_at_page = 0;
+
+  for (uint i = 1; i <= 11; ++i)
+  {
+    if (pPlayers[uActiveCharacter]->spellbook.pChapters[spell_school].bIsSpellAvailable[i - 1])
+    {
+      sprintf(pContainer, "SB%sS%02d", spellbook_texture_filename_suffices[spell_school], pSpellbookSpellIndices[spell_school][i]);
+      SBPageSSpellsTextureList[i] = pIcons_LOD->LoadTexturePtr(pContainer, TEXTURE_16BIT_PALETTE);
+
+      sprintf(pContainer, "SB%sC%02d", spellbook_texture_filename_suffices[spell_school], pSpellbookSpellIndices[spell_school][i]);
+      SBPageCSpellsTextureList[i] = pIcons_LOD->LoadTexturePtr(pContainer, TEXTURE_16BIT_PALETTE);
+    }
+  }
+}
+
+//----- (00412AF9) --------------------------------------------------------
+static void BookUI_Spellbook_DrawCurrentSchoolBackground()
+{
+  int pTexID = 0;
+  if ( uActiveCharacter )
+    pTexID = pParty->pPlayers[uActiveCharacter - 1].lastOpenedSpellbookPage;
+  pRenderer->DrawTextureIndexed(8, 8, pSpellBookPagesTextr[pTexID]);
+  pRenderer->DrawTextureIndexed(476, 450, pSBQuickSpellBtnTextr);
+  pRenderer->DrawTextureIndexed(561, 450, pSpellBookCloseBtnTextr);
+}
+
+
+
+
+
+//----- (0041192C) --------------------------------------------------------
+void InitializeSpellBookTextures()
+{
+    pAudioPlayer->StopChannels(-1, -1);
+    ++pIcons_LOD->uTexturePacksCount;
+    if (!pIcons_LOD->uNumPrevLoadedFiles)
+        pIcons_LOD->uNumPrevLoadedFiles = pIcons_LOD->uNumLoadedFiles;
+    pAudioPlayer->PlaySound(SOUND_openbook, 0, 0, -1, 0, 0, 0, 0);
+    pSpellBookPagesTextr_9 = pIcons_LOD->LoadTexturePtr("book", TEXTURE_16BIT_PALETTE);
+    pTexture_pagemask = pIcons_LOD->LoadTexturePtr("pagemask", TEXTURE_16BIT_PALETTE);
+    pSpellBookCloseBtnTextr = pIcons_LOD->LoadTexturePtr("ib-m5-u", TEXTURE_16BIT_PALETTE);
+    pSpellBookClickCloseBtnTextr = pIcons_LOD->LoadTexturePtr("ib-m5-d", TEXTURE_16BIT_PALETTE);
+    pSBQuickSpellBtnTextr = pIcons_LOD->LoadTexturePtr("ib-m6-u", TEXTURE_16BIT_PALETTE);
+
+    static const char *texNames[9] = // 004E24EC
+    {
+        "SBFB00", "SBAB00", "SBWB00", "SBEB00",
+        "SBSB00", "SBMB00", "SBBB00", "SBLB00", "SBDB00"
+    };
+
+    pSBClickQuickSpellBtnTextr = pIcons_LOD->LoadTexturePtr("ib-m6-d", TEXTURE_16BIT_PALETTE);
+    for (uint i = 0; i < 9; ++i)
+    {
+        pSpellBookPagesTextr[i] = pIcons_LOD->LoadTexturePtr(texNames[i], TEXTURE_16BIT_PALETTE);
+        sprintf(pTmpBuf.data(), "tab%da", i + 1);
+        pTextures_tabs[i][0] = pIcons_LOD->LoadTexturePtr(pTmpBuf.data(), TEXTURE_16BIT_PALETTE);
+        sprintf(pTmpBuf.data(), "tab%db", i + 1);
+        pTextures_tabs[i][1] = pIcons_LOD->LoadTexturePtr(pTmpBuf.data(), TEXTURE_16BIT_PALETTE);
+    }
+}
+
+
+//----- (00411473) --------------------------------------------------------
+void OnCloseSpellBook()
+{
+    pTexture_pagemask->Release();
+    pSpellBookCloseBtnTextr->Release();
+    pSBQuickSpellBtnTextr->Release();
+    for (uint i = 0; i < 9; ++i)
+    {
+        pSpellBookPagesTextr[i]->Release();
+        pTextures_tabs[i][0]->Release();
+        pTextures_tabs[i][1]->Release();
+    }
+    pAudioPlayer->PlaySound(SOUND_openbook, 0, 0, -1, 0, 0, 0, 0);
+    pIcons_LOD->RemoveTexturesPackFromTextureList();
+}