'================================================================
'= 指定した矩形領域に文字列を描画(�T)
'=    (DrawText2.bas)
'================================================================
#include "Windows.bi"

Type RECT
    Left   As Long
    Top    As Long
    Right  As Long
    Bottom As Long
End Type

#define DT_WORDBREAK &H10               'テキストを複数行で表示。折り返しは自動的に行われる
#define TRANSPARENT 1                   '背景色を設定しない

' デバイスコンテキストの文字色を変更
Declare Function Api_SetTextColor& Lib "gdi32" Alias "SetTextColor" (ByVal hDC&, ByVal crColor&)

' ウィンドウのクライアント領域の座標を取得
Declare Function Api_GetClientRect& Lib "user32" Alias "GetClientRect" (ByVal hWnd&, lpRect As RECT)

' 文字を描画
Declare Function Api_TextOut& Lib "gdi32" Alias "TextOutA" (ByVal hDC&, ByVal nXStart&, ByVal nYStart&, ByVal lpString$, ByVal cbString&)

' 文字列を指定領域に出力
Declare Function Api_DrawText& Lib "user32" Alias "DrawTextA" (ByVal hDC&, ByVal lpStr$, ByVal nCount&, lpRect As RECT, ByVal wFormat&)

' バックグラウンドの塗りつぶしモード設定
Declare Function Api_SetBkMode& Lib "gdi32" Alias "SetBkMode" (ByVal hDC&, ByVal iBkMode&)

' 指定されたウィンドウのデバイスコンテキストのハンドルを取得
Declare Function Api_GetDC& Lib "user32" Alias "GetDC" (ByVal hWnd&)

' デバイスコンテキストを解放
Declare Function Api_ReleaseDC& Lib "user32" Alias "ReleaseDC" (ByVal hWnd&, ByVal hDC&)

'================================================================
'=
'================================================================
Declare Sub MainForm_Resize edecl ()
Sub MainForm_Resize()
    Var hDC As Long
    Var rct As RECT
    Var txt As String
    Var Ret As Long

    hDC = Api_GetDC(GethWnd)

    Ret = Api_GetClientRect(GethWnd, rct)

    rct.Left = 30
    rct.Top = 30
    rct.Right = GetWidth - 30
    rct.Bottom = GetHeight - 30

    txt = "Left=" & Trim$(Str$(rct.Left)) & " Top=" & Trim$(Str$(rct.Top)) & " Right=" & Trim$(Str$(rct.Right)) & " Bottom=" & Trim$(Str$(rct.Bottom))

    Ret = Api_SetTextColor(hDC, RGB(255, 0, 0))
    Ret = Api_SetBkMode(hDC, TRANSPARENT)
    Ret = Api_TextOut(hDC, 10, 10, txt, Len(txt))

    txt = "指定された矩形領域内に文字列を描画します。" & Chr$(13, 10) & "改行文字もきちんと処理されています。"

    Ret = Api_SetTextColor(hDC, RGB(0, 0, 255))
    Ret = Api_SetBkMode(hDC, TRANSPARENT)
    Ret = Api_DrawText(hDC, txt, Len(txt), rct, DT_WORDBREAK)

    Ret = Api_ReleaseDC(GethWnd, hDC)
End Sub

'================================================================
'=
'================================================================
While 1
    WaitEvent
Wend
Stop
End