项目架构重构，代码整理
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#include "stdafx.h"
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#include "TetrisAppInternal.h"
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/**
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* @brief 将指定滚动偏移按步长调整，并限制在非负范围内。
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*/
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void AdjustScrollOffset(int& scrollOffset, int delta)
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{
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scrollOffset += delta;
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if (scrollOffset < 0)
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{
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scrollOffset = 0;
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}
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if (scrollOffset > 2400)
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{
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scrollOffset = 2400;
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}
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}
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/**
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* @brief 按当前窗口缩放返回一次滚动操作的像素距离。
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*/
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int GetScrollStep(HWND hWnd, int baseStep)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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return MulDiv(baseStep, metrics.scale, 1000);
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}
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/**
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* @brief 根据当前窗口大小计算整体界面缩放与偏移。
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*/
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LayoutMetrics GetLayoutMetrics(HWND hWnd)
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{
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RECT clientRect;
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GetClientRect(hWnd, &clientRect);
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int clientWidth = clientRect.right - clientRect.left;
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int clientHeight = clientRect.bottom - clientRect.top;
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int scaleX = MulDiv(clientWidth, 1000, WINDOW_CLIENT_WIDTH);
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int scaleY = MulDiv(clientHeight, 1000, WINDOW_CLIENT_HEIGHT);
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int scale = (scaleX < scaleY) ? scaleX : scaleY;
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if (scale < 500)
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{
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scale = 500;
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}
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LayoutMetrics metrics = {};
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metrics.scale = scale;
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metrics.layoutWidth = MulDiv(WINDOW_CLIENT_WIDTH, scale, 1000);
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metrics.layoutHeight = MulDiv(WINDOW_CLIENT_HEIGHT, scale, 1000);
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metrics.offsetX = (clientWidth - metrics.layoutWidth) / 2;
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metrics.offsetY = 0;
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metrics.grid = MulDiv(GRID, scale, 1000);
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return metrics;
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}
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/**
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* @brief 按当前布局比例缩放一个尺寸值。
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*/
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int ScaleValue(const LayoutMetrics& metrics, int value)
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{
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return MulDiv(value, metrics.scale, 1000);
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}
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/**
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* @brief 按当前布局比例缩放横坐标并叠加窗口偏移。
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*/
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int ScaleXValue(const LayoutMetrics& metrics, int value)
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{
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return metrics.offsetX + MulDiv(value, metrics.scale, 1000);
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}
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/**
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* @brief 按当前布局比例缩放纵坐标并叠加窗口偏移。
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*/
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int ScaleYValue(const LayoutMetrics& metrics, int value)
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{
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return metrics.offsetY + MulDiv(value, metrics.scale, 1000);
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}
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static RECT GetMenuCardRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rect =
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{
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ScaleXValue(metrics, 110),
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ScaleYValue(metrics, 70),
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ScaleXValue(metrics, WINDOW_CLIENT_WIDTH - 110),
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ScaleYValue(metrics, WINDOW_CLIENT_HEIGHT - 70)
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};
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return rect;
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}
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RECT GetMenuOptionRect(HWND hWnd, int index)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT menuCard = GetMenuCardRect(hWnd);
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int top = menuCard.top + ScaleValue(metrics, 140) + index * ScaleValue(metrics, 130);
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RECT rect =
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{
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menuCard.left + ScaleValue(metrics, 36),
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top,
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menuCard.right - ScaleValue(metrics, 36),
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top + ScaleValue(metrics, 104)
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};
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return rect;
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}
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static RECT GetRulesCardRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rect =
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{
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ScaleXValue(metrics, 76),
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ScaleYValue(metrics, 54),
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ScaleXValue(metrics, WINDOW_CLIENT_WIDTH - 76),
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ScaleYValue(metrics, WINDOW_CLIENT_HEIGHT - 54)
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};
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return rect;
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}
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RECT GetHelpOptionRect(HWND hWnd, int index)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rulesCard = GetRulesCardRect(hWnd);
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RECT contentRect =
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{
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rulesCard.left + ScaleValue(metrics, 36),
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rulesCard.top + ScaleValue(metrics, 126),
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rulesCard.right - ScaleValue(metrics, 36),
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rulesCard.bottom - ScaleValue(metrics, 86)
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};
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int optionHeight = ScaleValue(metrics, 100);
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int optionGap = ScaleValue(metrics, 22);
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int optionTop = contentRect.top + ScaleValue(metrics, 18);
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RECT rect =
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{
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contentRect.left,
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optionTop + index * (optionHeight + optionGap),
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contentRect.right,
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optionTop + index * (optionHeight + optionGap) + optionHeight
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};
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return rect;
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}
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RECT GetHelpSkillDemoItemRect(HWND hWnd, int index)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rulesCard = GetRulesCardRect(hWnd);
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RECT contentRect =
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{
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rulesCard.left + ScaleValue(metrics, 36),
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rulesCard.top + ScaleValue(metrics, 126),
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rulesCard.right - ScaleValue(metrics, 36),
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rulesCard.bottom - ScaleValue(metrics, 86)
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};
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int itemHeight = ScaleValue(metrics, 58);
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int itemGap = ScaleValue(metrics, 10);
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int itemTop = contentRect.top + ScaleValue(metrics, 8) - helpScrollOffset;
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RECT rect =
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{
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contentRect.left,
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itemTop + index * (itemHeight + itemGap),
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contentRect.right,
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itemTop + index * (itemHeight + itemGap) + itemHeight
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};
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return rect;
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}
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RECT GetHelpBackHintRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rulesCard = GetRulesCardRect(hWnd);
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RECT rect =
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{
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rulesCard.left + ScaleValue(metrics, 36),
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rulesCard.bottom - ScaleValue(metrics, 58),
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rulesCard.right - ScaleValue(metrics, 36),
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rulesCard.bottom - ScaleValue(metrics, 24)
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};
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return rect;
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}
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RECT GetCreditArrowRect(HWND hWnd, int direction)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rulesCard = GetRulesCardRect(hWnd);
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int size = ScaleValue(metrics, 54);
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int centerY = (rulesCard.top + rulesCard.bottom) / 2;
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int left = direction < 0
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? rulesCard.left + ScaleValue(metrics, 52)
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: rulesCard.right - ScaleValue(metrics, 52) - size;
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RECT rect =
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{
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left,
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centerY - size / 2,
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left + size,
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centerY + size / 2
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};
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return rect;
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}
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static RECT GetUpgradeOverlayRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rect =
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{
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ScaleXValue(metrics, 60),
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ScaleYValue(metrics, 80),
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ScaleXValue(metrics, WINDOW_CLIENT_WIDTH - 60),
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ScaleYValue(metrics, WINDOW_CLIENT_HEIGHT - 80)
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};
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return rect;
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}
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RECT GetUpgradeCardRect(HWND hWnd, int index)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT overlayRect = GetUpgradeOverlayRect(hWnd);
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int gap = ScaleValue(metrics, 18);
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int horizontalPadding = ScaleValue(metrics, 36);
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int verticalTop = overlayRect.top + ScaleValue(metrics, 138);
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int columnCount = upgradeUiState.optionCount <= 3 ? upgradeUiState.optionCount : 3;
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if (columnCount < 1)
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{
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columnCount = 1;
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}
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int rowCount = (upgradeUiState.optionCount + columnCount - 1) / columnCount;
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if (rowCount < 1)
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{
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rowCount = 1;
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}
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int cardWidth = (overlayRect.right - overlayRect.left - horizontalPadding * 2 - gap * (columnCount - 1)) / columnCount;
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int availableHeight = overlayRect.bottom - verticalTop - ScaleValue(metrics, 72) - (rowCount - 1) * gap;
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int cardHeight = availableHeight / rowCount;
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int column = index % columnCount;
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int row = index / columnCount;
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int left = overlayRect.left + horizontalPadding + column * (cardWidth + gap);
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int top = verticalTop + row * (cardHeight + gap);
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RECT rect = { left, top, left + cardWidth, top + cardHeight };
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return rect;
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}
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static RECT GetGameOverlayRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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int panelGap = ScaleValue(metrics, SIDE_PANEL_GAP);
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int panelWidth = ScaleValue(metrics, SIDE_PANEL_WIDTH);
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int boardLeft = ScaleXValue(metrics, WINDOW_PADDING) + panelWidth + panelGap;
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int boardTop = ScaleYValue(metrics, WINDOW_PADDING);
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int boardWidth = nGameWidth * metrics.grid;
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RECT rect =
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{
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boardLeft + ScaleValue(metrics, 28),
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boardTop + metrics.grid * 6 + ScaleValue(metrics, 10),
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boardLeft + boardWidth - ScaleValue(metrics, 28),
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boardTop + metrics.grid * 10 + ScaleValue(metrics, 30)
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};
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return rect;
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}
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RECT GetOverlayButtonRect(HWND hWnd, int index, int buttonCount)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT overlayRect = GetGameOverlayRect(hWnd);
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int gap = buttonCount == 3 ? ScaleValue(metrics, 8) : ScaleValue(metrics, 18);
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int sidePadding = buttonCount == 3 ? ScaleValue(metrics, 14) : ScaleValue(metrics, 34);
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int width = (overlayRect.right - overlayRect.left - sidePadding * 2 - gap * (buttonCount - 1)) / buttonCount;
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int height = ScaleValue(metrics, 44);
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int left = overlayRect.left + sidePadding + index * (width + gap);
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int top = overlayRect.top + ScaleValue(metrics, 94);
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RECT rect = { left, top, left + width, top + height };
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return rect;
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}
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RECT GetBackButtonRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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RECT rect =
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{
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ScaleXValue(metrics, 6),
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ScaleYValue(metrics, 6),
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ScaleXValue(metrics, 34),
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ScaleYValue(metrics, 34)
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};
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return rect;
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}
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RECT GetMusicButtonRect(HWND hWnd)
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{
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LayoutMetrics metrics = GetLayoutMetrics(hWnd);
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int size = ScaleValue(metrics, 28);
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if (size < 22)
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{
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size = 22;
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}
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int marginRight = ScaleValue(metrics, 12);
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if (marginRight < 6)
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{
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marginRight = 6;
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}
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int marginBottom = ScaleValue(metrics, 12);
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if (marginBottom < 6)
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{
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marginBottom = 6;
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}
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RECT buttonRect =
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{
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metrics.offsetX + metrics.layoutWidth - marginRight - size,
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metrics.offsetY + metrics.layoutHeight - marginBottom - size,
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metrics.offsetX + metrics.layoutWidth - marginRight,
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metrics.offsetY + metrics.layoutHeight - marginBottom
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};
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return buttonRect;
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}
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bool IsPointInRect(const RECT& rect, int x, int y)
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{
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return x >= rect.left && x < rect.right && y >= rect.top && y < rect.bottom;
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}
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